U.S. Navy Damage Controlman 3rd Class Jason DeShields, right, instructs U.S. Naval Academy Midshipman Philip Deturck, left, on how to properly don firefighting equipment aboard the guided missile destroyer USS Truxtun (DDG 103) in the Persian Gulf June 26, 2014. The Truxtun was deployed as part of the George H.W. Bush Carrier Strike Group supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility.