As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATN3706 EN ROUTE FROM DEPARTURE STATION KABE TO DESTINATION STATION KONT EICAS MESSAGE DISPLAYED "R OIL FILTER". AS DIRECTED BY QRH, THE RIGHT ENGINE WAS SHUTDOWN. NOTIFIED ATC, DECLARED EMERGENCY. DIVERSION TO KILN. LANDED WITHOUT FURTHER INCIDENT. AIRCRAFT GROUNDED FOR CORRECTIVE ACTION. EVIDENCE OF METAL FOUND IN C SUMP. REMOVED AND REPLACED RIGHT ENGINE. ENGINE RUNS SATISFACTORY. NO DEFECTS NOTED. AIRCRAFT RELEASED TO SERVICE.