As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT HAD ENGINE DECEL IN FLIGHT AND AUTOROTATION. INITIAL FIELD INSPECTION FOUND DAMAGE AS FOLLOWS: - ENGINE COMPRESSOR FOD FOUND COULD BE SEEN ON 2ND, 3RD AND 4TH STAGES- KAFLEX DRIVE SHAFT CONTACTED ISOLATION MOUNT-TXMN DRAG PIN CONTACTED STRIKER PLATE, 2 OF 8 RIVETS FOUND SHEARED - LT CHIN BUBBLE CRACKED.