190411-N-OM854-0086 ARABIAN SEA (April 11, 2019) U.S. Sailors carry a simulated patient in a stretcher during a mass casualty drill on the flight deck of the aircraft carrier USS John C. Stennis (CVN 74) in the Arabian Sea, April 11, 2019. The John C. Stennis is deployed in the U.S. 7th Fleet area of operations in support of security and stability in the Indo-Pacific region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Grant G. Grady/Released)