As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C3 HFEC & VISUAL INSP DETECTED A .335 INCH CRACK ON THE C-2 (B-PIT) LOWER AFT JAMB CORNER. CRACK EXTENDS FROM EDGE OF SKIN TO FASTENER HOLE AS MARKED. REMOVED AND REPLACED BELLY SKIN FROM FS 450 TO FS 610 L31R TO L31L IAW SRM 51-1-21, 51-1-20D, DWG 5779913.