As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FL 22 - ONT TO TUL - AIR RETURN DUE TO BAGGAGE DOOR OPEN ON EICAS. CREW RETURNED TO ONT. MX INSPECTED BAGGAGE DOOR AND FOUND NO EVIDENCE OF BAGGAGE DOOR BEING OPEN IN FLIGHT. MX FOUND AN INDICATION PROBLEM. A/C WAS RELEASE IAW MEL 52-70-00/2 CAT-C CONTROL 121022. THE AIRCRAFT WAS APPROVED TO RETURN FOR SERVICE.