As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING LEADING EDGE CAVITY INBOARD OF NR 2 SLAT OUTBOARD TRACK RIB AT SLAT STATION 318 IS CRACKED AT FORWARD LOWER ATTACH FASTENER. REMOVED RIB AND HAD CRACK NDT AND STOP DRILLED CRACK, FORMED DOUBLER AND INSTALLED. REPAIR DOUBLER TO RIB ALODINED, PRIMED SEALED AND INSTALLED ON AIRCRAFT REF 51-40-2, 51-30-2.