160512-N-DA693-056: SOUTH CHINA SEA (May 12, 2016) - Seaman Emma Rolwes, from Marshalltown, Iowa, stands lookout watch 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 Seaman Jake Greenberg / Released)