As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION FOUND A 10 INCH CRACK IN LT WING LEADING EDGE SKIN BETWEEN NR 3 AND NR 4 SLATS AT OSS 421. REPAIRED SKIN IAW ECRA 5721-01009. A DIP WAS ISSUED TO REINSPECT REPAIR EVERY 1,000 FLIGHT HOURS AND MAKE A PERMANENT REPAIR WITHIN 18 MONTHS OR AT NEXT 4C-CHECK, WHICHEVER COMES FIRST.