Seatbelts were fastened, and the exit doors were closed and armed. But the door plug bolts on the mid-fuselage may not have been in the holes that were drilled for them. Inspectors found no evidence that the threads had ever been used. The initial report on the Jan. 5, 2024 door plug failure on an … Continue reading Breaking: NTSB preliminary report says 737-9 MAX door plug bolts appear to have been missing