150408-N-GZ947-051 PACIFIC OCEAN (April 8, 2015) Aviation Ordnanceman Airman Michael Williams, from San Angelo, Texas, and Aviation Ordnanceman 3rd Class Sean Balboa, from Miami, look for a target during a live fire exercise aboard the aircraft carrier USS John C. Stennis (CVN 74). John C. Stennis is undergoing a tailored ship's training availability and final evolution problem, assessing its abilities to conduct combat missions, support functions and survive complex casualty control situations. (U.S. Navy photo by Mass Communication Specialist Seaman Kenneth Rodriguez Santiago/Released)