171205-N-FA490-1023 ARABIAN GULF (Dec. 5, 2017) Sonar Technician (Surface) 2nd Class Allison Coughlin, left, and Sonar Technician (Surface) 3rd Class Peyton Macdonald evaluate data aboard the aircraft carrier USS Theodore Roosevelt (CVN 71). Theodore Roosevelt and its carrier strike group are deployed to the U.S. 5th Fleet area of operations in support of maritime security operations 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 Machinist’s Mate 3rd Class Andrew Langholf/Released)