The incident last September came to be called the 'Miracle in Micronesia' because all but one person survived when the plane landed short of the runway at the Chuuk Island airport and in a lagoon.
Video shows the cockpit computer repeatedly warns the pilots that they're too low but they ignore the alerts, even though they can't see out of the window.
Investigators had harsh words for the pilots.
But nearby U.S. Navy sailors are credited with saving lives after racing to the plane to pull people to safety.