U.S. Marine Corps Staff Sgt. Johnathan J. Spinosi reaches for the ball during the 2011 Aqua Fitness Challenge at the waterworks pool in Marine Corps Air Station Iwakuni, Japan, Aug. 19, 2011. Spinosi, the operations chief assigned to Marine Wing Support Squadron (MWSS) 171, was required to answer various fitness and health questions in the pool as part of the challenge.