As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT STR 28L HAS CORROSION BET STA 1053 TO STA 1054 CORROSION FOUND DURING REPAIR ON N00489 AFTER SKIN WAS REMOVED CUT OUT DAMAGED STRINGER. FABRICATED REPAIR PARTS TREATED AND FR PRIMED. INSTALLED STRINGER REPAIR REF SRM 53-10-3 FIG 1. THIS REPAIR IS CLASSIFIED AS A MAJOR REPAIR.