170420-N-ME988-172 U.S. 5TH FLEET AREA OF OPERATIONS (April 20, 2017) Sailors assigned to the amphibious dock landing ship USS Carter Hall (LSD 50) visit, board, search and seizure team participate in a drill aboard the Japan Maritime Self-Defense Force Akizuki-class destroyer JS Teruzuki (DD 116) during Counter-piracy Validation Exercise 2017. The exercise provided an opportunity for the U.S. Navy to partner with ships from the Republic of Korea Navy, Royal Navy and the Japan Maritime Self-Defense Force to enhance interoperability through communication and counter-piracy operation drills. (U.S. Navy photo by Mass Communication Specialist 1st Class Darren M. Moore/Released)