As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING TANK, APPROX 1/2 INCH LENGTH CRACK FOUND AT STRINGER END 40L (XORS 747), DURING HFEC INSPECTION. (SUPPLEMENTAL 28 MARCH 07) STRINGER END 40L (XORS 747) ON LHW TANK REPAIR CARRIED OUT AS PER SRM 57-20-00 FIG. 10 VOL.I. REPAIR CLASSIFIED AS MAJOR AS PER FEDEX GMM 6-2-100.