1303015-N-TG831-757 WATERS TO THE WEST OF THE KOREAN PENINSULA (March 15, 2013) The Arleigh Burke-class guided-missile destroyer USS John S. McCain (DDG 56), left, is underway with Republic of Korea Navy warships in the U.S. 7th Fleet area of operations. McCain is part of Destroyer Squadron 15, forward deployed to Yokosuka, Japan, and is underway to conduct exercise Foal Eagle 2013 with allied nation Republic of Korea in support of regional security and stability of the Asia-Pacific region.