HSM-51 conducts countermeasure exercise with USS Dewey in North Pacific Ocean

A U.S. Navy MH-60R Sea Hawk helicopter, assigned to Helicopter Maritime Strike Squadron (HSM) 51, fires off flares alongside Arleigh Burke-class guided-missile destroyer USS Dewey (DDG 105) during a surface-to-air countermeasure exercise while underway in the North Pacific Ocean, March 8, 2026. Dewey is forward deployed and assigned to Destroyer Squadron (DESRON) 15, the Navy’s largest DESRON and the U.S. 7th Fleet’s principal surface force. (U.S. Navy photo by Mass Communication Specialist 2nd Class Oscar Diaz)