As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUMBER 1 ENGINE FIRE WARNING. IN FLIGHT ENGINE SHOUTDOWN, DISCHARGE NUMBER ONE AND NUMBER TWO FIRE EXTINGUISHER BOTTLES. FIRE WARNING REMAINED ON. DIVERTED TO ALTERNET AIRPORT. AFTER LANDING AN INSPECTION OF THE ENGINE NO EVIDENCE OF A FIRE WAS FOUND.