What was found
DURING L/H WING LOWER PANEL (DET) INSP. W/C# 29-5720-1-2811, DISCOVERED WHAT APPEARS TO BE A CRACK EMITTING FROM BOTH SIDES OF A SINGLE FASTNER. FASTNER LOCATION IS IN WING SPLICE S-9 NEAR RIB 19-20. (LAST FASTNER OF ROW) PERFORMED HFEC PER NDTM PART 6 51-00-00 PROCEDURE #23. CONFIRMED WING SKIN CRACK INDICATION EMITTING FROM BOTH SIDES OF FASTNER HOLE. MARKED TERMINATION OF INDICATIONS. REMOVED PAINT FOR HFEC VERIFICATION PICTURE UPDATE LOCKED LOG PAGE FOR FERRY, UNLOCK ACCOMPLISHED REPAIR OF LEFT WING LOWER SKIN IAW ECRA 5720-03472.