As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION DAMAGE WAS FOUND ON STRINGER 29 RT (KEEL BEAM) IN THE RADIUS OF THE LOWER FLANGE AT BS 950E PLUS 8. THE CORROSION DAMAGE WAS BLENDED OUT AND REPAIR ANGLES INSTALLED TO RESTORE THE STRENGTH TO THE STRINGER. THIS REPAIR WAS APPROVED BY BOEING'S DER WITH AN 8110-3.