As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BLEND AND EVALUATE CORROSION ON UPPER OUTBOARD SURFACE OF LT WING SKIN AT AFT SPAR LOCATION.BLENDED AND REMOVED ALL VISIBLE CORROSION FROM UPPER OUTBOARD SURFACE OF LT WING SKIN AT AFT SPAR LOCATION UNTIL VISUALLY ELIMINATED.PERFORMED REPAIR TO LT UPPER WING SKIN CORROSION.