As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE SKIN AT THE COOLING DUCT CUTOUT, BS 379 APPROXIMATELY BL0, WAS FOUND CRACKED AT THE AFT EDGE OF THE CUTOUT. THE CRACK IS APPROXIMATELY 1.0 IN LENGTH AND IS TYPICAL OF CRACKS DESCRIBED IN BACO S/B 737-53-1117, REV 1. REPAIRED PER ERA 330762-14.