USS Nimitz “Tic Tac” encounter.
Also known as: 2004 USS Nimitz incident., Nimitz UFO incident., Tic Tac incident., Fravor encounter., USS Princeton radar encounters., FLIR1 incident.
This dossier is a research synthesis sourced using AI, not documentary evidence. Use the reference leads to check important claims.
The USS Nimitz “Tic Tac” encounter is the conventional label for a cluster of reported U.S. Navy radar, visual, and infrared-sensor events during pre-deployment training west of Southern California in November 2004. It involves more than one episode and more than one evidentiary stream: reports of anomalous tracks on USS Princeton’s Aegis/SPY-1 radar system over a number of days; a daylight visual encounter by two F/A-18F crews vectored from USS Nimitz; a subsequent airborne infrared targeting-pod recording commonly called FLIR1 or the “Tic Tac” video; and later accounts of radar, radio, command, and data-handling activity. The best-known visual narrative is associated with then-Commander David Fravor and then-Lieutenant Commander Alex Dietrich, who were flying separate two-seat F/A-18Fs with weapons systems officers. They later described being directed toward a location where the sea appeared disturbed and where an apparently smooth, white, oblong object was maneuvering above the water. Fravor’s later descriptions characterize the object as roughly Tic Tac-shaped, without visible wings, tail, exhaust, markings, or obvious means of propulsion. Those reported characteristics made the nickname durable, but they are testimony rather than a publicly available measured identification. The incident became exceptionally influential in contemporary UAP culture because it is often portrayed as a “multi-sensor” military case involving trained personnel and an official video, rather than as a single civilian sighting. That description needs qualification. The public can inspect a short infrared clip and a considerable body of retrospective interviews, news reporting, podcasts, television segments, public testimony, and government statements. It cannot independently inspect a complete synchronized package of original radar returns, sensor settings, target tracks, cockpit displays, aircraft telemetry, weather data, radio recordings, command logs, electronic-warfare context, or classified-system calibration information. Nor is it established from the released material that every radar contact, visual object, and video target was one object or even a single continuous event. A careful dossier should therefore preserve a layered model: reported observations may be sincere and operationally important, but their relationship, timing, ranges, and physical implications are not fully settled by the open record. The core sequence generally reconstructed from public accounts is that USS Princeton operators, particularly Kevin Day and other personnel later named in UAP reporting, noticed unusual radar tracks in the exercise area. Some accounts say contacts appeared at very high altitude, descended rapidly, paused or loitered, and reappeared on successive days. The exact dates, radar mode, track quality, altitude basis, number of objects, and degree of corroboration among operators require primary-source verification. In the more famous daylight phase, Princeton reportedly directed aircraft from Nimitz toward an intercept area. Fravor’s and Dietrich’s crews later said they saw a patch of churning or foaming water, sometimes called a “roiling” area, and a small white object moving above it. Accounts vary on whether there was a visible submerged object or simply an area of disturbed ocean; no public image is known to establish the latter interpretation. Fravor reported descending and attempting to maneuver toward the object, after which it mirrored or responded to his maneuver and then departed abruptly from view. This “instantaneous acceleration” language is a retrospective characterization of an apparent visual departure, not a public instrumented measurement of acceleration. A later F/A-18 sortie, commonly associated with aviator Chad Underwood, reportedly acquired a target with an AN/ASQ-228 Advanced Targeting Forward-Looking Infrared pod. The short clip released publicly years later shows a small infrared target near the center of a moving display, with tracking symbology and audio from the aircrew. The clip is authentic Navy-origin footage in the limited sense acknowledged by the Department of Defense, and it was formally released by the Pentagon in 2020 alongside two other Navy UAP videos from unrelated incidents. Authentic provenance does not identify the observed target, establish its distance without further data, or prove the dramatic maneuvers described in broader accounts. Analysts disagree sharply about the video’s target range, whether apparent rotation or motion can arise from the optical system and tracking geometry, whether a distant aircraft, balloon, or atmospheric target is plausible, and how much the visible display alone can support. The clip also cannot, on its own, demonstrate a link to Fravor’s visual object. Several institutional and media pathways transformed a largely nonpublic operational episode into a major UAP case. In the late 2000s, former personnel gave accounts to UAP researchers, including accounts gathered by the late journalist and researcher Leslie Kean and, in some narratives, through researchers connected to the National Aviation Reporting Center on Anomalous Phenomena. The story reached a much broader audience after the December 2017 New York Times reporting on the Pentagon’s Advanced Aerospace Threat Identification Program, contemporaneous publication by To The Stars Academy of Arts & Science, and distribution of the FLIR1 footage. Later appearances by Fravor, Dietrich, and other personnel in documentaries, podcasts, interviews, and congressional hearings consolidated the “Tic Tac” as a flagship case. That public process provides useful witness access but also creates a risk of narrative convergence: later audiences often encounter one polished composite account rather than the partial and sometimes divergent experiences of individual operators and aviators. The ordinary or non-extraordinary explanatory space is broader than a simple choice between “alien craft” and “nothing happened.” Possibilities proposed in public discussion include radar clutter or anomalous propagation, track correlation or software issues, misperceived range and motion in a visually sparse maritime environment, classified U.S. or foreign technology, balloons or other lighter-than-air objects, conventional aircraft seen under unusual geometry, and sensor-specific artifacts or ambiguities. Each has difficulties when applied to the entire composite narrative, but no proposed explanation need account for every claim if the public narrative combines distinct contacts. Conversely, a lack of a satisfying public explanation does not validate extraterrestrial, nonhuman, paranormal, or occupied-craft claims. No reliable report in the recalled materials establishes occupants, communications, recovered material, or a verified nonhuman origin. The case is best treated as unresolved in public: it has notable military witnesses and a genuine operational-sensor context, but incomplete data provenance and unresolved internal consistency prevent robust public inference about the identity, dimensions, trajectory, or performance of an object. For comparative work, this case is valuable because it separates several recurring UAP-case motifs that are too often fused: offshore military training; a carrier-group command network; pre-event sensor anomalies; vectoring of interceptors; daylight visual impressions; ambiguous ocean-surface disturbance; a later infrared segment; claims of abrupt disappearance; retrospective disclosure after a long delay; and institutional statements that authenticate a recording without providing a final identification. A cross-case system should record those motifs separately and assign source layers to them. It should also distinguish an official confirmation that footage was taken by Navy personnel from an official finding that a target displayed extraordinary capability. The strongest research program would reconstruct a contemporaneous timeline from operational records where releasable, identify the exact aircraft and sensor configuration involved in the video sortie, compare independent early statements with later media accounts, model the infrared geometry using full metadata if obtainable, and document what evidence remains unavailable or was reportedly removed, overwritten, classified, or never preserved. Until that work is possible, the Nimitz case remains a highly publicized but evidentially incomplete military anomaly report rather than a demonstrated extraordinary event.
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Chronology and event segmentation.
The publicly repeated date for the principal visual encounter is 14 November 2004, during a Composite Training Unit Exercise period involving the Nimitz carrier strike group off Southern California. That date and the local operational sequence should be checked against deck logs, flight schedules, exercise documentation, and aircraft records. Accounts also describe radar activity in preceding days, so “the encounter” is more accurately a multi-day report cluster than one precisely bounded incident.
In the preliminary radar phase, Princeton personnel reportedly detected tracks at high altitude that appeared to descend rapidly into the exercise area and recur. Radar operator Kevin Day is the most prominent later public source for this phase, but public accounts do not provide the raw radar files, full track database, radar maintenance status, environmental propagation analysis, or a mutually agreed minute-by-minute chronology. Claims about descent from roughly 80,000 feet are widely repeated but should be classified as reported values pending access to original data and a determination of how the system derived altitude.
During the daylight intercept phase, Princeton reportedly redirected two F/A-18F crews conducting a routine training mission. Fravor and his weapons systems officer were in one aircraft, while Dietrich and her weapons systems officer were in the other. The crews report that their aircraft were initially unarmed or not configured for a live engagement, a context relevant to why the episode became observation and attempted intercept rather than a tactical interception. Exact launch, vector, altitude, and time data remain verification targets.
After the visual phase, another sortie reportedly sought the contact and made the infrared recording later called FLIR1. Public accounts usually identify Chad Underwood as the pilot associated with that acquisition. The release date of the clip should not be confused with its recording date, and the video phase should not be automatically treated as an uninterrupted continuation of Fravor’s daylight sighting. Later claims that the contact appeared at a prearranged combat-air-patrol point are prominent in testimony but require separate examination of the relevant radio, radar, and mission-planning evidence.
The public-disclosure chronology begins years after the exercise. Witness accounts circulated in specialist UAP settings before 2017, while the case became internationally prominent after reporting on AATIP and online release of Navy videos by To The Stars Academy. The Department of Defense subsequently released the videos officially in 2020, and Fravor later provided public congressional testimony in 2022. These later milestones document transmission and official acknowledgement, not a contemporaneous military conclusion that an extraordinary craft was observed.
People, organisations, and setting.
The operational setting was an offshore naval training area west of the Southern California coast, commonly described in public accounts as near the San Diego operating area. USS Nimitz was the aircraft carrier from which the F/A-18 crews operated, while USS Princeton was a Ticonderoga-class guided-missile cruiser serving an air-defense and sensor role. VFA-41, the “Black Aces,” is commonly connected to the aviators and F/A-18 aircraft. The sea, horizon, changing light, aircraft altitude, and absence of fixed terrestrial scale cues are all material to later interpretation of visual distance and velocity.
David Fravor, then commanding officer of VFA-41, has supplied the most widely disseminated visual narrative. Alex Dietrich, then an F/A-18 pilot, has offered an important partially independent account and has emphasized uncertainty and limits on what she could determine from the short event. Their respective weapons systems officers are part of the witness chain, but the detail and public availability of their accounts are uneven. Chad Underwood is widely identified as the pilot of the later FLIR1-associated sortie, while Kevin Day is widely identified with Princeton radar reporting. Other shipboard personnel, including operators and supervisors, appear in media and research accounts, but their individual claims should be attributed rather than aggregated into a single consensus.
Relevant institutions include the U.S. Navy, Department of Defense, Office of the Secretary of Defense, and later UAP-review structures such as the All-domain Anomaly Resolution Office. AATIP is central to the case’s 2017 media pathway, although the program’s scope, records, and relationship to particular historical cases have been debated. The New York Times, To The Stars Academy, documentary producers, podcast hosts, and UAP advocacy organizations were not witnesses to the 2004 episode, but they substantially shaped which portions of the story became public and how the event was framed.
Reported sensory, behavioural, and instrument phenomena.
The visual object is generally described by Fravor and related accounts as white, smooth, elongated, and approximately Tic Tac-like, with no reported wings, control surfaces, canopy, exhaust plume, or visible markings. Estimates of its size are often repeated as around 40 feet, but that estimate depends on uncertain range, viewing angle, and later recollection. It should not be handled as a measured dimension. The object was reportedly seen in daylight against sea and sky, conditions that improve basic visual detection but still make range estimation difficult without a known-scale reference.
The ocean feature is a key but weakly constrained part of the narrative. Witnesses described an area of turbulent, foaming, or “roiling” water, sometimes with an impression of a larger pale or dark subsurface form. It is unclear whether all observers made the same observation, whether it was physically linked to the airborne object, or whether wind, wake, wave interaction, marine activity, or perceptual interpretation could account for it. No public sensor record presently establishes that an underwater vehicle or object was present.
Fravor’s account says he descended in a circling maneuver to investigate and that the object reacted by climbing or turning in a way that appeared to mirror his movement. He then described the object as rapidly departing from sight. These are reports of apparent behavior from an aircraft cockpit, not an externally reconstructed trajectory. An apparent rapid departure could reflect genuine movement, target size and range errors, occlusion, loss of contrast, rapid angular movement, or a combination of factors. The report remains noteworthy without converting it into verified acceleration or hypersonic performance.
The FLIR1 video displays a target on an infrared system with a changing image and tracking symbology. The target’s apparent shape in the clip is a sensor rendering, not necessarily its literal silhouette, because infrared contrast, focus, atmospheric conditions, zoom, display processing, gimbal behavior, and tracking algorithms affect appearance. Debate over a visible rotation in the footage illustrates the distinction: some analysts interpret it as target behavior, while others attribute it to gimbal rotation or optical-system effects. The short public clip omits context necessary to settle several key geometric questions.
Investigations, records, and evidentiary architecture.
The event was reportedly discussed within the carrier group during or soon after the exercise, and later accounts allege that some recordings or data were collected by unidentified personnel or were not retained. Those claims are important leads, not established proof of suppression. Military systems routinely involve classification, limited retention, mission debriefing, compartmented collection, and data-management practices that can make later retrieval difficult. A records-focused investigation should seek independently corroborated dates, identities, collection authority, custody, and descriptions of the allegedly removed material.
Official statements have established a narrow point: the released UAP clips, including FLIR1, are authentic Navy recordings and were not released through an unauthorized source at the time of formal publication. Government use of terms such as “unidentified aerial phenomena” or “unidentified” indicates unresolved identification in the available review context. It does not certify the reported object’s shape, speed, origin, or technological category. Researchers should avoid wording that treats authentication as an official endorsement of a nonhuman explanation.
A technically adequate inquiry would require the original full-motion video, metadata, sensor mode and field of view, aircraft position and attitude, targeting-pod line-of-sight information, radar track files, communications recordings, weather and ocean data, exercise injects, intelligence notices, and maintenance reports. Independent experts would then need to establish a common timebase before correlating events. Without this package, “multi-sensor” is a description of reported modalities, not a public demonstration that all modalities observed the same target with mutually confirming measurements.
Disagreements and alternative explanations.
A primary dispute concerns linkage. Popular accounts connect Princeton radar tracks, the ocean disturbance, the visual Tic Tac, a later target at the combat-air-patrol point, and FLIR1 into one coherent object narrative. The public evidence does not decisively establish every link. They may represent a connected sequence, but they may also include separate objects, radar tracks, or interpretive episodes occurring in an active exercise environment. This uncertainty is not a claim that the event was mundane; it is a boundary on what can be inferred from the accessible evidence.
Skeptical technical analyses have proposed that parts of FLIR1 can be explained by a distant conventional aircraft or another ordinary aerial target, with apparent motion influenced by camera geometry and gimbal mechanics. Other analysts reject particular versions of those reconstructions, citing reported radar context, pilot observations, or contested assumptions about range. The dispute is often adversarial because each side gives different weight to testimony, missing metadata, and sensor interpretation. The released clip alone is insufficient to conclusively adjudicate competing reconstructions.
Witness memories were publicized years after the event, frequently in settings where the central story was already culturally salient. Retrospective testimony can preserve meaningful detail, especially from trained participants, but can also be reshaped by repeated retelling, interviewer prompts, later knowledge, professional incentives, group discussion, or efforts to reconcile disparate episodes. This applies equally to proponents and critics. Comparing early, independently recorded accounts with later polished narratives is more informative than assuming either bad faith or perfect recall.
Classified or proprietary technology remains a possible category but cannot be used as a catch-all explanation without evidence. A secret-platform hypothesis must account for why it would be deployed near a major exercise, how it relates to the reported sensor behavior, and what evidence would distinguish it from a sensor or identification problem. Likewise, an extraterrestrial hypothesis must supply evidence beyond anomaly, testimony, and missing data. Neither possibility is established in the public record.
Transmission history, genre, and commercial influences.
The Nimitz case moved from operational anecdote into a modern disclosure narrative through a mixture of UAP research, journalism, online video circulation, institutional statements, and entertainment media. The 2017 reporting environment gave it a larger political significance by associating it with a Pentagon investigative program and by presenting military witnesses as credible public narrators. Subsequent documentaries and podcasts favored a compelling story arc: anomalous radar, elite pilots, a strange object, sudden departure, and official video. That arc is memorable but can compress uncertainty and erase distinctions between separate sorties.
Commercial and advocacy incentives do not demonstrate fabrication, but they are relevant to transmission analysis. Media outlets benefit from exclusive interviews and dramatic framing; production companies benefit from recognizable cases; podcasts reward prolonged technical controversy; UAP organizations may promote disclosure or policy reform; skeptics may also gain audience attention from debunking. The proper response is not to dismiss all public accounts, but to identify the source, date, medium, edits, financial relationship where disclosed, and whether a claim is firsthand, hearsay, interpretation, or archival documentation.
Congressional discussion and official UAP offices have helped normalize the case as part of a broader aviation-safety and national-security conversation. That policy relevance should not be confused with evidentiary resolution. The case can matter operationally even if its target was ordinary, because unexplained tracks, uncertain sensor correlation, and aircrew reporting procedures raise safety and intelligence questions.
Cross-case connections and reusable motifs.
The Nimitz case is a strong comparison subject for reports combining maritime settings, military sensor networks, interceptor vectoring, visual observation, and later infrared footage. It is especially useful for studying the gap between sensor provenance and sensor interpretation. A future comparison should ask whether a case has raw synchronized data, whether its sensors have independent error modes, whether witnesses observed the same target at the same time, and whether later accounts merged initially distinct events.
Other transferable motifs are apparent descent from extreme altitude, a hovering or stationary target, abrupt loss of visual contact, absence of visible propulsion, ambiguous water disturbance, an object apparently responding to an observer’s maneuver, and a later location match with a patrol point. These motifs are common in UAP storytelling but have different evidentiary value. A visual description of no exhaust differs from calibrated infrared evidence of no heat signature, and a reported rapid departure differs from a rigorously measured velocity profile.
The case also connects to institutional patterns: partial official acknowledgement, classified context, uncertainty over data retention, retrospective witness disclosure, and public disputes conducted without the full underlying dataset. It can therefore be compared not only with UAP reports but with aviation incident reconstruction, naval sensor anomalies, intelligence oversight, and the sociology of technical controversy.
Limits and research priorities.
No public source package currently known from the recalled material permits an independent reconstruction of the entire event. The key limits are unavailable raw radar and targeting-pod data, uncertain time synchronization, disputed ranges, incomplete contemporaneous documentation, classified operational context, and the years separating the event from many public witness statements. Assertions of exact speed, acceleration, altitude, instantaneous movement, or deliberate intelligence should be marked as interpretations unless supported by released calibrated records.
There is no reliable public basis to state that the object was extraterrestrial, nonhuman, paranormal, piloted, or occupied. There is also no basis to state confidently that all witnesses were mistaken or that every contact was a simple artifact. The defensible classification is an unresolved cluster of military reports with a public evidentiary record that is real but incomplete and contested.
Priority verification targets include the Nimitz and Princeton command and deck records; air-tasking and flight documentation; VFA-41 mission materials; original sensor metadata; relevant radar and communications logs; weather, sea-state, and air-traffic records; preservation or deletion policies; early witness statements; and official correspondence concerning the 2020 release. Researchers should document failed requests and missing records rather than silently filling gaps with either extraordinary claims or skeptical assumptions.
Chronology
Reported USS Princeton radar anomalies.
Princeton personnel later reported recurring anomalous radar tracks, including alleged high-altitude appearances and rapid descents, but the original data and precise sequence are not public.
reportedF/A-18 crews are vectored toward an intercept area.
Two Nimitz-associated F/A-18F crews were reportedly redirected from a training mission by Princeton toward an unidentified contact area.
reportedDaylight visual encounter near disturbed water.
Fravor, Dietrich, and associated crew members later reported a white oblong object maneuvering over visibly disturbed ocean water.
reportedReported abrupt departure and patrol-point correlation.
Fravor later reported that the object disappeared rapidly, while accounts say Princeton later indicated a contact at a combat-air-patrol point, but linkage and timing are disputed.
disputedInfrared target acquisition later called FLIR1.
A separate F/A-18 sortie reportedly recorded an infrared target, commonly associated with Chad Underwood, although its relationship to the daylight object remains unresolved.
reportedMajor public disclosure phase.
The case gained wide attention through New York Times reporting, AATIP-related coverage, and online circulation of Navy footage.
documentedPentagon formally releases Navy UAP videos.
The Department of Defense formally released FLIR1 and two other UAP videos, confirming Navy provenance but not identifying the target.
documentedFravor gives congressional testimony.
David Fravor publicly testified before a House subcommittee about his account, further institutionalizing the case in UAP policy debate.
documentedPeople and roles
David Fravor.
Then-commanding officer of VFA-41 and F/A-18 pilot.He is the principal public witness for the daylight visual Tic Tac narrative and later testified to Congress.
Alex Dietrich.
Then-F/A-18 pilot in a second aircraft.She is a principal visual witness whose public accounts provide partially independent detail and emphasize uncertainty.
Chad Underwood.
Navy F/A-18 pilot commonly associated with the later FLIR1 acquisition.The exact sensor and sortie context should be verified from primary records.
Kevin Day.
Former USS Princeton radar operator.He is a major public source for reported multi-day radar activity, although raw source data are not publicly available.
USS Nimitz.
U.S. Navy aircraft carrier.The carrier supplied the air wing and operational context for the reported encounter.
USS Princeton.
U.S. Navy guided-missile cruiser with air-defense sensor responsibilities.Public narratives place radar reporting and aircraft vectoring principally on this ship.
VFA-41 “Black Aces.”
Strike Fighter Squadron associated with the F/A-18 aircrews.Squadron association does not mean every member independently witnessed or endorsed every later claim.
Department of Defense and U.S. Navy.
Institutions responsible for aircraft, footage provenance, and later public statements.Their acknowledgement of video provenance did not provide a final identification of the target.
Connections to explore
Military multi-sensor claim with incomplete public data.
Compare whether radar, visual, infrared, and radio sources are truly time-correlated and independently available, rather than merely asserted in later narrative.
Suggested search: military UAP multi sensor raw data unavailable radar FLIR case comparison.Maritime surface anomaly paired with aerial object.
The reported disturbed water may be a recurring narrative feature, but it requires independent environmental and imagery corroboration before being linked to an underwater object.
Suggested search: UAP disturbed water roiling ocean visual encounter naval aviation.Apparent extreme maneuvering.
Separate reported angular or visual departure from instrument-derived range, speed, and acceleration measurements.
Suggested search: UAP apparent acceleration range uncertainty angular motion sensor geometry.Official video authentication without identification.
This distinction recurs in modern UAP cases and is important for preventing provenance claims from becoming performance claims.
Suggested search: Department of Defense authentic UAP video unidentified not extraterrestrial statement.Delayed witness-centered disclosure.
Compare early records and private accounts against later media narratives for convergence, drift, and selective transmission.
Suggested search: retrospective military witness testimony UAP narrative convergence media disclosure.Classified-context evidentiary gap.
Cases involving advanced sensors can be operationally significant while remaining publicly irresolvable because calibration, metadata, and intelligence context are withheld.
Suggested search: classified military sensor data UAP records retention Freedom of Information Act.Unretrieved reference leads
UAP Task Force report to Congress.
Office of the Director of National Intelligence and Department of Defense. · Official report.
It provides official terminology and institutional context for UAP reporting, though it is not a complete Nimitz case file.
Suggested search: ODNI preliminary assessment unidentified aerial phenomena June 2021 PDF.Department of Defense release of three Navy UAP videos.
U.S. Department of Defense. · Official statement or press release.
It is a primary lead for the limited official confirmation of FLIR1 provenance and formal release.
Suggested search: Department of Defense April 2020 release Navy videos FLIR1.Unidentified Aerial Phenomena: The Pentagon’s Secret UFO Program.
Helene Cooper, Ralph Blumenthal, and Leslie Kean. · Investigative journalism.
The December 2017 New York Times reporting was central to the modern public transmission of the Nimitz narrative and AATIP context.
Suggested search: New York Times December 2017 Pentagon secret UFO program Nimitz Fravor.House Committee on Oversight and Reform UAP hearing testimony.
U.S. House of Representatives. · Congressional hearing record.
David Fravor’s 2022 testimony is a checkable later firsthand public account that should be compared with earlier interviews.
Suggested search: David Fravor May 2022 House Oversight UAP hearing written testimony video.The Nimitz Encounters.
Leslie Kean and Ralph Blumenthal. · Journalistic or research article.
This is a likely lead for early public compilation of witness accounts and the incident’s pre-2017 transmission history.
Suggested search: Leslie Kean Ralph Blumenthal The Nimitz Encounters Kevin Day David Fravor.The Nimitz Encounters documentary material.
Jeremy Corbell and George Knapp, associated public interviews. · Documentary and interview material.
It is useful for tracing later witness presentation and media framing, but should not substitute for contemporaneous records.
Suggested search: Jeremy Corbell George Knapp Nimitz encounters documentary Kevin Day.The Debrief reporting on the 2004 Nimitz incident.
The Debrief and named reporters. · Journalistic reporting.
Later reporting may help identify claimed records, witnesses, and disagreements that require independent checking.
Suggested search: The Debrief 2004 Nimitz Tic Tac radar records report.All-domain Anomaly Resolution Office historical record report materials.
U.S. Department of Defense AARO. · Official historical review.
AARO publications and briefings are relevant for current official framing, methodology, and any treatment of historical military UAP cases.
Suggested search: AARO historical record report USS Nimitz Tic Tac 2004.