As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON THE TOP OF BOTH WING SKIN LEADING EDGES AT THE PYLON/ENGINE STRAP AREA THAT WERE OUT OF THE SRM LIMITS. ENGINEERING SUPPLIED A REPAIR SCHEME, MESSAGE NR CIN-CIN-13-0017-08B AND CIN-CIN-13-0016-13B, IN WHICH THE REPAIR WAS ACCOMPLISHED.