As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PVR INFLIGHT, LOUD BANG FOLLOWED BY LEFT HAND ENGINE ROLLBACK. ACCOMPLISHED ENGINE FAILURE INFLIGHT SHUT DOWN CHECKLIST AND RETURNED. RETURNED TO PVR AND LANDED WITHOUT INCIDENT. FOUND TURBINE BLADE FAILURE. REPLACED LEFT HAND ENGINE. SYSTEM GROUND CHECKED NORMAL OPERATION.