151115-N-DA737-014 PACIFIC OCEAN (Nov. 15, 2015) Sailors inspect the countermeasure washdown system on USS John C. Stennis' (CVN 74) flight deck. Sailors from the John C. Stennis Strike Group are participating in a sustainment training exercise (SUSTEX) to prepare for future deployments. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jonathan Jiang /Released)