180113-N-CG677-0237 PACIFIC OCEAN (Jan. 13, 2018) An MH-60S Sea Hawk helicopter assigned to the “Black Knights” of Helicopter Sea Combat Squadron (HSC) 4 participates in a live fire exercise behind the Nimitz-class aircraft carrier USS Carl Vinson (CVN 70). The Carl Vinson Strike Group is currently operating in the Pacific as part of a regularly scheduled deployment. (U.S. Navy Photo by Mass Communication Specialist 3rd Class Jake Cannady/Released)