As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE C-CHECK INSPECTION, A CRACK WAS FOUND ON LEFT WING LEADING EXTERNAL PLATING BETWEEN STATIONS 485 AND 558. REPAIR ACCOMPLISHED REMOVAL OF DAMAGED AREA, FABRICATION AND INSTALLATION OF AN INTERNAL FILLER AND AN EXTERNAL REPAIR DOUBLER IN ACCORDANCE WITH DER APPROVED DRAWING 857-385-97 AND ENGINEERING ORDER 57-DC8-589.