As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STS - ON FLIGHT 2467, RETURNED TO FIELD. DOOR WARNING LIGHT IN-FLIGHT. MAIN CARGO DOOR AFTER TAKEOFF. THE DOOR T-HANDLE WAS OUT. MAINTENANCE INSPECTED AFT CARGO DOOR. NO DEFECTS NOTED. OPERATIONAL CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.