As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW RECEIVED LEFT ENGINE FIRE WARNING AND FIRE FAULT INDICATION DURING CRUISE. CREW EXECUTED MEMORY ITEMS AND QRH PROCEDURES FOR ENGINE FIRE, DECLARED AND EMERGENCY AND LANDED AT THE NEAREST SUITABLE AIRPORT. MAINTENANCE SUBSEQUENTLY DETERMINED THE FIRE LOOP DETECTOR WAS FAULTY AND REPLACED THE FIRE LOOP. AIRCRAFT WAS RETURNED TO SERVICE WITH NO FURTHER DISCREPANCIES NOTED.