As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTH AFT BODIES HAD A KEVLAR CRACK AND DELAMINATION AT THE 12 O'CLOCK POSITION. BOTH DEFECTS CAUSED BY A METAL BRACKET RIVETED TO COMPOSITE STRUCTURE AFT OF FWD ATTACH FLANGE. 2 RIVETS GOING DOWN THRU OUTSIDE SKIN INTO BRACKET ARE FLATTENING OUTSIDE CURVE OF AFT BODY CAUSING STRESS AND DELAMINATION.