USS John S. McCain (DDG 56)

PACIFIC OCEAN (Aug. 24, 2013) The guided-missile destroyer USS John S. McCain (DDG 56) fires its MK-45 5-inch gun during a live-fire exercise alongside the aircraft carrier USS George Washington (CVN 73) as part of a friends and family day cruise. George Washington and its embarked air wing, Carrier Air Wing (CVW) 5, provide a combat-ready force that protects and defends the collective maritime interests of the U.S. and its allies and partners in the Indo-Asia-Pacific region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Ramon G. Go/Released)

USS John S. McCain (DDG 56)

DA NANG, Vietnam (Aug. 12, 2010) Damage Controlman 2nd Class Steven Galarza, from Newark, N.J., assigned to the guided-missile destroyer USS John S. McCain (DDG 56), demonstrates how to use a portable exothermal cutting unit during a damage control demonstration aboard the ship. The training is one of several professional exchanges being conducted between John S. McCain and the Vietnam People's Navy to commemorate the 15th anniversary of the normalization of diplomatic relations between Vietnam and the United States. (U.S. Navy photo by Mass Communication Specialist 1st Class Brock A. Taylor/Released)