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 was the condition and maintenance history of Guardian King Air 200 (N13LY)?
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evidence
Lead #2What debris was recovered and what does it indicate about the aircraft's final moments?
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person
Lead #3Were Patrick Coyle and Stacie Morse (the other two passengers) identified and their families notified?
Margaret Allyson Langston, 43, was reported missing on January 29, 2019, after boarding Guardian King Air 200 aircraft (N13LY) in Kake, Alaska, along with two other passengers. The aircraft lost contact and debris was later located in Frederick Sound, though the circumstances of the disappearance remain under investigation. The case seeks any information about the flight, its final moments, or potential survivors.
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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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witness
Lead #4Did any vessels or observers in Frederick Sound report seeing the aircraft or debris on January 29, 2019?
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clue
Lead #5What weather conditions existed in the area on the date of disappearance?
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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 departure and loss of contact
Guardian King Air 200 (N13LY) departed Kake with Margaret Allyson Langston, Patrick Coyle, and Stacie Morse on board. 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 following the disappearance.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:January 29, 2019
Last Updated:June 12, 2026
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Phone: 9072695511
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Case Information
Incident:January 29, 2019
Last Updated:June 12, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 9072695511
You can remain anonymous