U.S. Navy Lt. Marshall Bennett, assigned to Commander Destroyer Squadron (DESRON) 50, coordinates logistics aboard the guided missile destroyer USS Hopper (DDG 70) during exercise Spartan Kopis Dec. 7, 2013, in the Persian Gulf. Spartan Kopis is a U.S. 5th Fleet training event that validates the effectiveness of using joint aviation assets in a joint and combined maritime environment, as well as exercising joint force command and control structure and communications.