As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-17 CHECK A .1875 INCH CRACK WAS FOUND ON THE RT WING INBOARD TRAILING EDGE UPPER FIXED PANEL LOWER SUPPORT ANGLE WBL 72.25. MAINTENANCE REMOVED CRACKED LOWER SUPPORT ANGLE AT WBL 72.25; FABRICATED A NEW REPLACEMENT ANGLE; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02, PG 26, & 45.