Fit to Fight
U.S. Air Force Airman 1st Class Justis Johnson, an avionics technician with the 169th Aircraft Maintenance Squadron, South Carolina Air National Guard at McEntire Joint National Guard Base, S.C., maintains his physical fitness during a workout in the base gym May 28, 2013. (U.S. Air National Guard photo by Tech. Sgt. Caycee Watson/Released)

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Photo by: Tech. Sgt. Caycee WatsonReleased |  VIRIN: 130528-Z-WT236-002.JPG