The guided missile destroyer USS Mustin leads the guided missile cruiser USS Antietam, the guided missile destroyer USS Curtis Wilbur and the Japan Maritime Self-Defense Force destroyer JS Fuyuzuki in a formation at the completion of the MultiSail 2018 exercise in the Philippine Sea, March 14, 2018. MultiSail is a bilateral training exercise improving interoperability between the U.S. and Japanese forces. Navy photo by Petty Officer 3rd Class Sarah Myers