As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING "C" CHECK, LT WING FIXED L/E AT APPROX STA XFS 675 UPPER INTERNAL SKIN FOUND CRACK. NON-ROUTINE NR 372, LT WING FIXED L/E AT APPROX STA XFS 675 UPPER INTERNAL SKIN REPAIR IAW EN 1003-10 AND FAA APPROVED FORM 8110-3 DATED 24 FEB 2010.