190310-N-JN784-2119 PHILIPPINE SEA (March 10, 2019) Boatswain’s Mate 3rd Class Exavien Alvarado signals to an SH-60S Sea Hawk helicopter assigned to the Island Knights of Helicopter Sea Combat Squadron 25 (HSC 25) as it departs the flight deck of the Arleigh Burke-class guided-missile destroyer USS Curtis Wilbur (DDG 54) while operating in the Philippine Sea, March 10, 2019. U.S. Navy warships train together to increase the tactical proficiency, lethality, and interoperability of participating units in an Era of Great Power Competition. (U.S. navy photo by Mass Communication Specialist 1st Class Alexandra Seeley/Released)