As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CRACK FOUND IN AFT FUSELAGE FRAME. CRACK APPROXIMATELY .3750 INCH IN LENGTH LOCATED ABOVE UPPER RT TAILBOOM ATTACH BOLT MOUNTING BOLT HOLE. FOUND DURING 1200 HR TAILBOOM INSPECTION AND ONLY VISIBLE WITH 10X POWER GLASS. FRAME REPLACED WITH NEW.