As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE LT ENGINE OIL FILTER CLOGGED, LIGHT ILLUMINATED. THROTTLED BACK TO IDLE REMAINDER OF FLIGHT. EMERGENCY DECLARED TO TOWER AND TO ACFT MAINT. METAL FOUND IN OIL SCREEN. REPLACED NUMBER 1 ENGINE. RUNUP AND TRIMA IAW MM, OPS NORMAL. CHECK-C 10-2-02 MCI.