As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUSELAGE KEEL CHORD STRINGER 29L, FS 1405, CORROSION REPAIR. THE FUSELAGE STRINGER 29L KEEL CHORD WAS FOUND CORRODED AT FS 1405. THE CHORD WAS CUT AT FS 1390 AND THE AFT END OF THE CHORD REMOVED. A NEW SECTION OF CHORD WAS SPLICED IN PER ER/A 367870-14, REV A.