As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE INSPECTION FOUND SKIN CRACK UNDER RT WING TO BODY FAIRING AT STA 727B, STR 19R. REMOVED EXSISTING ADJACENT PATCH AT STA 727A, STR 18R. INSTALLED PATCH, INCORPORATING OLD REPAIR AND NEW DAMAGE IAW B737 SRM FIG. 48, 55-30-3 AND BOEING ENGINEERING 1-185385517-1.