As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION STRINGER 25R FR66 IN AFT CARGO COMPARTMENT MEASURES ARE: L=5.845 INCH W=0.649 INCH, D=0.110 INCH. MAINTENANCE ACCOMPLISHED PERMANENT REPAIR INSTRUCTIONS (PARTIAL STRINGER REPLACEMENT) ON STRG 25R LOC. FROM FR65 TO FR67 IN AFT CARGO COMPARTMENT IAW EA NO. 369410.