As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROTO INSP OF LT UPPER WING SKIN. CRACK INDICATION WAS NOTED IN FASTENER HOLE #3 ON THE SKIN LAYER AT 12 O' CLOCK. NR 3 HOLE TAKEN TO SECOND OVER, NO CRACK INDICATION DETECTED WITH NDT OPEN HOLE INSPECTION. NEW FASTENER INSTALLED. WORK PER EC/RA:5720-03633 AND EA: 757-5720-13-A4311 R EV-.