As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK INDICATIONS WERE FOUND ON THE AFT UPPER HOLE COMMON TO THE OUTER CHORD AND S-12A RIGHT TENSION FITTING AT BULKHEAD RT FWD OUTER CHORD. THE FASTENER HOLE WAS OVERSIZED TO 0.2782 TO REMOVE ANY INDICATIONS. BOEING APPROVED THE OVERSIZED HOLE TO 2ND OVER WITHOUT COLD-WORKING THE HOLE.