150315-N-NB694-009 NAVAL AIR STATION SIGONELLA, Sicily Sailors assigned to the Golden Swordsmen of Patrol Squadron 47 conduct a foreign object debris walk down on the flight line of Naval Air Station Sigonella, March 15, 2015. VP 47 is conducting naval operations in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe.