As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT DEPARTED EL PASO, TEXAS EN ROUTE FOR DAYTON, OHIO. 22,000 FEET IN-FLIGHT, LEFT ENGINE ZONE I FIRE LIGHT CAME ON. REDUCED POWER SETTING AND RETURNED TO EL PASO. UPON INVESTIGATION, FOUND FIRE LOOP GROUNDED AT ENGINE. REPOSITION LOOP AND OPS CHECK OK. (X)