161004-N-EN247-039 PACIFIC OCEAN (Oct. 4, 2016) Petty Officer 3rd Class Savannah Mendez, from Los Angeles, performs preventative maintenance on a weapons elevator in USS John C. Stennis' (CVN 74) hangar bay. John C. Stennis is underway conducting proficiency and sustainment training. (U.S. Navy photo by Seaman Alexander P. Akre / Released)