As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER INITIATING DESCENT (ROUTE SKRG TO TNCC) A LOUD SOUND WAS HEARD COMING FROM LEFT ENGINE AND LOST TORQUE AND ITT RAISED TO APPROXIMATELY 900 DEGREES CELCIUS. A PRECAUTIONARY LEFT ENGINE SHUTDOWN EXECUTED, AND LANDING WAS UNEVENTFUL IN TNCC. MAINTENANCE INITIATED TROUBLESHOOTING UPON ARRIVAL.