160601-N-GZ947-033: SOUTH CHINA SEA (June 1, 2016) - Sailors don self-contained breathing apparatus during a damage control drill aboard USS John C. Stennis (CVN 74). Providing a ready force supporting security and stability in the Indo-Asia-Pacific, John C. Stennis is operating as part of the Great Green Fleet on a regularly scheduled 7th Fleet deployment. (U.S. Navy photo by Mass Communication Specialist 3rd Class Kenneth Rodriguez Santiago / Released)