What was found
CARGO DOOR CAME OPEN IN FLIGHT. CREW LANDED SAFELY. IT WAS DETERMINED THAT THE DOOR WAS NOT PROPERLY SECURED BEFORE TAKEOFF.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CARGO DOOR CAME OPEN IN FLIGHT. CREW LANDED SAFELY. IT WAS DETERMINED THAT THE DOOR WAS NOT PROPERLY SECURED BEFORE TAKEOFF.