As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOSS OF TORQUE/IFSD DURING FLIGHT, THE PILOT REPORTED ENGINE NOISES AND OBSERVED TORQUE INDICATION DECREASING. HE ELECTED TO SHUTDOWN THE ENGINE AND AN UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED. POST FLIGHT INSP FOUND DAMAGES TO THE COMPRESSOR.