As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SCHEDULED ROUTINE MAINTENANCE DISCOVERED AFT CARGO DOOR FRAME CRACKED APPROXIMATELY 90% OF WIDTH AND 3.5 INCHES LENGTH AT APPROXIMATELY FS 509.50 STRINGER 10L. REMOVED DAMAGED SECTION OF FRAME AND INSTALLED NEW SECTION OF FRAME.