As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT GROUNDED FOR HEAVY MAINTENANCE. AFT LOWER CARGO FOUND ON STRINGER 35L AT STATION 1329. CORROSION ON STRINGER 35L AT STATION 1329. 100% MATERIAL LOSS - OUT OF LIMITS IN ACCORDANCE WITH SRM 53-00-03. REMOVED AND REPLACED STRINGER 35L STATION 1329-1362 IN ACCORDANCE WITH SRM 53-00-03 REPAIR 2.