As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CORROSION ON FUSELAGE SKIN RUNNING UNDER LAP SEAM AT STRINGER 10R FROM AFT EDGE OF R4 DOOR TO BS 1720 REQUIRING ADDITIONAL STRIPPING FROM BS 1620 TO FWD EDGE OF R4 DOOR. ACCOMPLISHED EA F-5330-T0309233 FUSELAGE PLATES & SKINS LOWER SKIN PANEL CORROSION REPAIR AT LAP JOINT STATION 1621 TO 1720 STRINGER 10R & 10L. THIS IS A CAT B REPAIR.