As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION, CORROSION WAS FOUND ON THE LEFT CHANNEL FRAME AT FRAME 65 BETWEEN STRINGER 17L AND 18L. MAINTENANCE REPAIRED THE LEFT CHANNEL FRAME AT FRAME 65 BETWEEN STRINGERS 17L AND 18L IN ACCORDANCE WITH ETD 2011-145-102599 REVISION A.