What was found
DURING A MAINTENANCE VISIT FOUND LEFT WING, LEADING EDGE, MOUNT HOLES ENLONGATED AT XFS 520.168. DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED REPAIR DOUBLER IAW FAA DER ENGINEERING SKETCH EO 99-186.