As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERGRANULAR CORROSION FOUND IN AFT VERTICAL STABILIZER SPAR, LEFT AND RIGHT AFT SPAR CAP ANGLES, AT LOWER RUDDER HINGE BRACKET ATTACH LOCATIONS. LEFT AFT CHORD ANGLE ALSO CORRODED INTERGRANULAR APPROX. 5 INCHES BELOW UPPER HINGE FITTING LOCATION IN AFT FACE OF ANGLE.