As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK FOUND (APPROX 12" LONG) DURING HFEC INSPECTION ON LEFT WING TANK AT THE END OF UPPER STRINGER 13 XORS 577. CRACKED UPPER STRINGER 13 ON LT WING TANK AT XORS 577 TRIMMED OUT 2 BAYS AND REPAIRED WITH SPLICE AS PER SRM 57-20-00 FIGURE 10 VOLUME I. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.