The aircraft carrier USS George Washington conducts a live-fire exercise of its Phalanx close-in weapons system in the Pacific Ocean, Sept. 25, 2015. The carrier is preparing to deploy around South America as a part of Southern Seas 2015, an exercise to enhance interoperability, increase regional stability and build and maintain regional relationships with countries throughout the region. U.S. Navy photo by Petty Officer 3rd Class Bryan Mai