190311-N-DX072-1137 PACIFIC OCEAN (March 11, 2019) Aviation Boatswain’s Mate (Handling) Airman Caleb Brawner, from Wichita, Kan., signals to an SH-60S Sea Hawk helicopter assigned to the Island Knights of Helicopter Sea Combat Squadron (HSC) 25 as it takes off from the flight deck of the amphibious transport dock ship USS Green Bay (LPD 20) during a training exercise with other U.S. Navy warships. 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 2nd Class Anaid Banuelos Rodriguez/Released)