Fire fight by night
U.S. Air Force Staff Sgt. Stephanie Pyles drives a P-23 fire truck while conducting a fire suppression oscillation operation on a simulated aircraft at Joint Base Charleston, S.C., April 21, 2010. The simulation is part of a 24-hour, live-fire training session each base firefighter is required to complete annually. The P-23 has two tanks; one holds 3,300 gallons of water, and the other tank holds 500 gallons of fire-retardant foam. Sergeant Pyles is a crew chief with the 628th Civil Engineer Squadron, Fire Emergency Services Flight. (U.S. Air Force photo/James M. Bowman/released)