As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 114 - KDAY-KBWI - DURING CRUISE NR 4 ENGINE FAILED. N-1 DROPPED OFF THEN N-2 FROZE. LOUD BANG FROM ENGINE WHEN FAILED. RETURNED TO KDAY. MAINTENANCE INSPECTED NR 4 ENGINE AND FOUND METAL IN TAIL PIPE. AIRCRAFT BEING SET UP TO FERRY FOR ENGINE CHANGE.