As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE RETURNED TO SERVICE CENTER FOLLOWING COMMANDED SHUTDOWN IN FLIGHT DUE TO EXCESSIVE VIBRATION. DURING INSPECTION, SEPARATED 3RD LPT BLADES (QTY. 3) WERE FOUND. SEPARATED BLADES WERE RETURNED TO ENGINE OEM (HONEYWELL) FOR EVALUATION. CAUSE OF BLADE SEPARATION IS UNKNOWN AT THIS TIME.