170412-N-NB178-035 U.S. 5th FLEET AREA OF OPERATIONS (April 12, 2017) Sonar Technician (Surface) 1st Class Bristol Rollins, right, and Cryptologic Technician (Collection) Seaman Jonathan Christian man a .50-caliber machine gun aboard the guided-missile destroyer USS Truxtun (DDG 103). Truxtun is deployed in the U.S. 5th Fleet area of operations in support of maritime security operations designed to reassure allies and partners and preserve the freedom of navigation and the free flow of commerce in the region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Tyrell K. Morris/Released)