As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK FOUND AT STRINGER END 13L (XORS 577), APPROX 13 INCHES LENGTH ON LEFT HAND WING TANK DURING HFEC INSPECTION. CRACK ON LT HAND WING AT STRINGER END 13L (XORS 577) REPAIRED AS PER SRM 57-20-00 FIGURE 10 VOLUME I. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.