150326-N-XM324-061 WATERS NEAR GUAM (March 26, 2015) (from left) Arleigh Burke-class guided-missile destroyers USS Fitzgerald (DDG 62) and USS Lassen (DDG 82) and Military Sealift Command fleet replenishment oiler USNS Pecos (T-AO 197) participate in a replenishment-at-sea during Multi-Sail 2015. Multi-Sail in an annual Destroyer Squadron 15 exercise designed to assess combat systems, improve teamwork and increase warfighting capabilities in the Seventh Fleet area of responsibility. Japan Maritime Self-Defense Force (JMSDF) is participating in Multi-Sail for the first time to improve interoperability and strengthen U.S.-Japan alliance. (U.S. Navy photo by Mass Communication Specialist Seaman Patrick Dionne/Released)