What was found
LEFT REV UNLOCKED MESSAGE IN FLIGHT. FOLLOWED QRH, RETURNED TO ATL. FLT 4826 DEL 156 MINS. IN FLIGHT LT ENG SHUTDOWN, EMERGENCY DECLARED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT REV UNLOCKED MESSAGE IN FLIGHT. FOLLOWED QRH, RETURNED TO ATL. FLT 4826 DEL 156 MINS. IN FLIGHT LT ENG SHUTDOWN, EMERGENCY DECLARED.