As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, THE PILOT NOTED THE NR 2 ENGINE OIL PRESSURE DROPPING AND THE OIL TEMPRATURE RISING. HE SHUT DOWN THE ENGINE AS A RESULT, AND PERFORMED A SINGLE ENGINE LANDING. WHILE INVESTIGATING THE CAUSE, THE MECHANIC DISCOVERED THE SHAFT OF THE OIL COOLER BLOWER TO HAVE SHEARED NEXT TO THE SPINE ADAPTER. THE IMPELLERS APPEAR TO HAVE SEIZED INSIDE THE HOUSING.