Abs of steel
Zach Lefler, standing, helps Tech. Sgt. TJ Wimbs during his abdominal workout at the Omni Fitness Center June 3. The two are part of an informal mixed martial arts training group that meets at 4p.m. Tuesdays and Fridays at the Omni. Sergeant Wimbs took second place at the annual mixed martial arts Pankration Invitational May 17 at Camp Pendelton, Calif. Photo by Staff Sgt. Sarah Gregory