As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: WHILE DOING REPAIR FOR MIC 7769523, FOUND ANOTHER SECTION OF CORROSION ON TRAILING EDGE OF RUDDER. CORROSION IS APPROX. 7" LONG AT VERY BOTTOM OF RUDDER TRAILING EDGE. MAINTENANCE ACCOMPLISHED REPAIR IAW SRM TA SK 55-41-19-300-004.