180629-N-GU969-0013 BREMERTON, Wash. (June 29, 2018) Quartermaster 3rd Class Cheyenne Cain conducts preservation on the exterior of the navigation bridge aboard the Nimitz-class aircraft carrier USS John C. Stennis (CVN 74). Preservation plays an integral role in keeping John C. Stennis operationally ready. John C. Stennis is in port conducting routine training as it continues preparing for its next scheduled deployment. (U.S. Navy photo by Mass Communication Specialist 3rd Class William Rosencrans/Released)