180215-N-GD109-0413 SOUTH CHINA SEA (Feb. 15, 2018) Lt. j.g. Sarah Alexandre, assigned to the “Black Knights” of Helicopter Sea Combat Squadron (HSC) 4, co-pilots an MH-60S Sea Hawk helicopter during a search and rescue exercise with 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)