Incident
The aircraft was returning from a supply mission when it exploded in midair and crashed into the sea approximately 24 kilometers off Đồng Hới. All six crew members were killed in the accident.
Crew
The crew consisted of 1st Lt. Albert Michael Prevost, Maj. Richard Andrew Alm, G/Sgt. Galen Francis Humphrey, Sgt. Peter George Vlahakos, S/Sgt. Donald Leroy Coates, and S/Sgt. Russell Burr Luker.
Investigation
The official investigation could not determine the exact cause of the accident with certainty. It is possible that the aircraft was shot down by enemy fire, but this was not proven. Another possibility is that a technical failure occurred in flight, causing the aircraft to explode.