As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTED SPAR IAW SL 406. FOUND RIGHT FORWARD SPAR CRACKED OUTBOARD, AFT SIDE OF STRUT ATTACH DOUBLER. CRACK VERY DIFFICULT TO SEE WITHOUT BENDING LEADING EDGE ALUMINUM UP TO GET A CLEAR VIEW OF TOP OF SPAR. THIS CRACK COULD NOT BE SEEN FROM BOTTOM OF WING USING MIRRORS AND LIGHTS. WING HAD BEEN DAMAGED IN A GROUND LOOP PREVIOUSLY.