As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CENTER TANK TOP SKIN AT STA 1238 LBL 38.8 - 48.0 AREA FOUND SIGN OF SKIN BULGING. AFTER CLEAN- UP BLENDED AREA IS BETWEEN LBL 57 & LBL 65 AT STA 1241.TO CARRIED OUT OPEN HOLE HFEC PER BOEING MSG 1-200482565-1. CORROSION REMOVAL CARRIED OUT IAW SRM 51-10-01. SURFACE RE-PROTECTED IAW SRM 51-10-02 & FAA FORM 8100-9.