What was found
AFT CARGO DOOR INDICATES OPEN IN FLIGHT. AFT CARGO DOOR AMBER CAUTION MSG ILLUMINATED. A/C RETURNED TO ATL AFTER T/O. EMERGENCY DECLARED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFT CARGO DOOR INDICATES OPEN IN FLIGHT. AFT CARGO DOOR AMBER CAUTION MSG ILLUMINATED. A/C RETURNED TO ATL AFTER T/O. EMERGENCY DECLARED.