ATLANTIC OCEAN (Sept. 21, 2021) Sailors assigned to the aircraft carrier USS George H.W. Bush (CVN 77) train during a mass casualty drill. George H.W. Bush is operating in the Atlantic Ocean in the support of naval operations to maintain maritime stability and security in order to ensure access, deter aggression and defend U.S., allied and partner interests. (U.S. Navy photo by Mass Communication Specialist 3rd Class Noah Eidson)