As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO COMPARTMENT DOOR CUTOUT; LOWER MAIN SILL WEB HAS CORROSION ON MULTIPLE AREAS<[01] REMOVED AND REPLACED SUB-THRESHOLD WEB LOCATED BETWEEN BS.794.37 - BS.847 RBL 25 WL 160 IAW B-737-800 SRM 51-40-02 & DWG# 146A8340 REV: -;[02] VERIFIED CORRECTIVE ACTION 1