GROTON, Conn. (Oct. 12, 2016) Petty Officer 1st Class Ricardo Enriquez, right, Petty Officer Second Class Bradley Kozlowski, center, and Seaman Timothy Johnson, left, assigned to Navy Information Operations Detachment (NIOD) Groton, demonstrate radio frequency theory to local students during the Submarine Centennial Celebration. NIOD Groton is subordinate to Navy Information Operations Command (NIOC) Norfolk, and aligns under U.S. Fleet Cyber Command/U.S. 10th Fleet’s Task Force 1030. (U.S. Navy photo by Petty Officer 3rd Class Lucas Griffin/Released)