180215-N-GD109-0542 SOUTH CHINA SEA (Feb. 15, 2018) Naval Aircrewman 2nd Class (Helicopter) Sebastian Mendieta, left, and Naval Aircrewman (Helicopter) 2nd Class Dalton Branson, assigned to the “Black Knights” of Helicopter Sea Combat Squadron (HSC) 4, monitor conditions inside an MH-60S Sea Hawk helicopter near Nimitz-class aircraft carrier USS Carl Vinson (CVN 70). Carl Vinson Strike Group is currently operating in the Western Pacific as part of a regularly scheduled deployment. (U.S. Navy Photo by Mass Communication Specialist 2nd Class Z.A. Landers/Released)