180321-N-YF227-049 BREMERTON, Wash. (March 21, 2017) Aviation Boatswains Mate (Equipment) 2nd Class Carl Stagen performs a pre-operational inspection on a catapult system aboard the aircraft carrier USS John C. Stennis (CVN 74). John C. Stennis is in port conducting routine training as it prepares for its next scheduled deployment. (U.S. Navy photo by Mass Communication Specialist 3rd Class William Ford/Released)