YOKOSUKA, Japan (Sept. 21, 2021) Senior Chief Machinery Repairman Ignacio Lopez congratulates Cmdr. James Diefenderfer, the new commanding officer of the Arleigh Burke-class guided missile destroyer USS The Sullivans (DDG 68), during a change of command ceremony on the ship’s flight deck. USS The Sullivans is currently attached to United Kingdom’s Carrier Strike Group, which is operating in 7th Fleet supporting mutual shared prosperity and a free and open Indo-Pacific. (U.S. Navy photo by Ensign Kelly Harris)