180806-N-LI768-1337 PACIFIC OCEAN (Aug. 6, 2018) Sonar Technician (Surface) 3rd Class Amanda Nguyen, from Houston, fires an M240B machine gun aboard the guided-missile destroyer USS Dewey (DDG 105). Dewey is underway in the U.S. 3rd Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Devin M. Langer/Released)