As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A ROUTINE INSPECTION, SIX CRACKS WERE FOUND IN THE LT CLOSE OUT RIB (P/N 5122155-55.) THESE CRACKS WERE LOCATED AT EACH OF THE SIX VERTICAL ATTACHING HOLES OF THE FORWARD ROW OF THE AFT TRUNNION SUPPORT. EACH CRACK IS TWO INCHES IN LENGTH. UPON REMOVAL, IT WAS NOTED THAT HOLES IN THE RIB WERE NO LONGER IN TOLERANCE FOR THE ATTACHING HARDWARE.