What was found
FLT 5578-SMOKE AFT LAV, AIR RETURN. EMERGENCY DECLARED-ACFT RETURNED TO DEPARTURE AFTER T/O.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 5578-SMOKE AFT LAV, AIR RETURN. EMERGENCY DECLARED-ACFT RETURNED TO DEPARTURE AFTER T/O.