As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE #2 ENGINE RPM STARTED TO DECREASE IN CRUISE, FOLLOWED BY ENGINE FLAMEOUT. POST FLIGHT INSPECTION FOUND METAL IN THE HIGH PRESSURE OIL FILTER AND AN ABNORMAL SOUND FROM THE AFT AREA OF THE ENGINE WHEN THE PROPELLER WAS TURNED BY HAND. THE ENGINE WAS REMOVED AND FORWARDED TO A REPAIR FACILITY.