As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON R2 DOOR MOP SILL STA 947 TO STA 986 WL 208. CORROSION ON AFT SERVICE DOOR LOWER MAIN SILL INNER CHORD STA 947-986 WL 208. FOUND TO BE OUT OF LIMITS, IAW SRM 53-70-51-1A-1 FIG 103 DETAIL D. REMOVED AND REPLACED DAMAGED INNER CHORD, IAW SRM 51-40-02-0G-0 AND BOEING DWG 147A8501.