The person at the center of this case
Margaret Allyson Langston
Missing Person · Open
7 years waiting · since 2019
Missing Person: Margaret Allyson Langston
Justice for Margaret Allyson Langston — the trail went cold in 2019, but the truth hasn't.
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Key leads to think about
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vehicle
Lead #1What caused the Guardian King Air 200 to go down? Were there mechanical failures or adverse weather conditions?
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evidence
Lead #2What debris was recovered from Frederick Sound and what does it reveal about the aircraft's final moments?
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person
Lead #3Were the three passengers and crew members ever located or recovered?
Margaret Allyson Langston, a 43-year-old woman, disappeared on January 29, 2019, aboard a Guardian King Air 200 aircraft (N13LY) that went missing between Kake and Prince of Wales-Hyder, Alaska. The aircraft's last known coordinates placed it over Frederick Sound, where debris was subsequently located. Two other passengers, Patrick Coyle and Stacie Morse, were also aboard the missing aircraft.
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
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location
Lead #4Why was the aircraft's last known position over Frederick Sound rather than on a direct route between Kake and Prince of Wales-Hyder?
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Official wording
Source Narrative
NamUs case MP55351. Missing person: Margaret Allyson Langston.
Last known contact: 2019-01-29 in Kake, Prince of Wales – Hyder, AK. Circumstances: Missing on board a Guardian King Air 200, N13LY.
Last known coordinates are 57.1.45 N, 134.49.88 W. Debris located in Frederick Sound.
Also missing are Patrick Coyle and Stacie Morse. Demographics: 43 years, Female, White / Caucasian.
Physical description: 5 ft 4 in, 150 lbs, hair: Brown, eyes: Blue. Investigating agency: Alaska State Troopers | AK19006867 | 2019-01-29.
Timeline of Events
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2019-01-29
Aircraft disappearance
Guardian King Air 200 (N13LY) with Margaret Allyson Langston and two other passengers went missing departing from Kake, Alaska. Last known coordinates: 57.1°N, 134.49°W.
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2019-01-29
Debris located
Debris from the aircraft was located in Frederick Sound.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:January 29, 2019
Last Updated:September 28, 2026
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Case Information
Incident:January 29, 2019
Last Updated:September 28, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 9072695511
You can remain anonymous