U.S. Navy Petty Officer 1st Class J. Camp writes on a screen during anti-submarine tactical air controller watch aboard the guided-missile destroyer USS Gravely in the Gulf of Oman, Jan. 11, 2016. The Gravely is deployed with the Harry S. Truman Carrier Strike Group, supporting maritime security operations and theater security cooperation in the U.S. 5th Fleet area of operations. U.S. Navy photo by Petty Officer 2nd Class Darby C. Dillon