As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERCOSTAL WAS CRACKED AT FASTENER HOLE ON AFT SIDE OF FUSELAGE STATION 1143, JUST OUTBOARD OF LEFT RUDDER TORQUE TUBE VERTICAL ATTACH FITTING. MAINTENANCE INSPECTED AND REPAIRED THE INTERCOSTAL IAW DC-9 SUPPLEMENTAL SRM AND SRM 51-30-5.