As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING LOWER WINGLET AFT MOUNTING AFT HOLE (WINGSIDE) FOUND CORRODED. SUPPLEMENTAL 21 MARCH 07; CORROSION ON LEFT HAND WING LOWER WINGLET AFT MOUNTING AFT HOLE (WINGSIDE) REMOVED AND REPAIR CARRIED OUT AS PER FEDEX EA 1-5730-107803, REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100.