As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING COMPLIANCE WITH AD 00-25-02R1, THE RIGHT WING REAR SPAR WAS FOUND TO HAVE A COMPRESSION CRACK AT THE AILERON CENTER HINGE ATTACH BRACKET, UPPER HOLE. THE CRACK IS VISIBLE ON THE FORWARD AND AFT FACE OF THE SPAR EXTENDING UP FROM THE BOLT HOLE AND ACROSS THE SPAR CAP. THE INSPECTION WAS ACCOMPLISHED USING A FLEXIBLE BORESCOPE AS PER SERVICE BULLETIN 406 INSTRUCTIONS.