As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CMH/PHL - FLT 5007 - LEFT 14 STAGE DUCT MSG ILLUMINATED IN-FLIGHT. INTERMITTENT AT FIRST, THEN CAME ON STEADY AT CRUISE ALTITUDE. LEFT ENGINE WAS SHUT DOWN AND THE FLIGHT DIVERTED TO PIT. MAINTENANCE CALLED AFTER AN UNEVENTFUL LANDING. MAINTENANCE REPLACED THE LEAK/FIRE LOOP. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. (X)