As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ANNUAL INSPECTION AD 72-07-09 WAS DUE FOR RE-INSPECTION, DURING INSPECTION FOUND THAT THE AFT BULKHEAD WAS CRACKED ON THE LEFT AND RIGHT SIDE FROM THE RUDDER CUT OUT TO THE BULKHEAD FLANGE.AS SHOWN IN CESSNA SERVICE LETTER SE72-3 FIG 1. THE CRACKS WERE APPROXIMATELY .45" LONG.