171220-N-SK327-1036 ARABIAN GULF (Dec. 20, 2017) Sailors and Marines look for debris during a foreign object debris (FOD) walkdown on the flight deck of 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 Mass Communication Specialist 3rd Class Rachael Treon/Released)