Airman 1st Class Ross Keserich, 374th Civil Engineering Squadron firefighter, performs hydraulic ventilation at Yokota Air Base, Japan, Jan. 23, 2014. Hydraulic ventilation is a technique used to ventilate heated gases from inside a facility. (U.S. Air Force photo by Airman 1st Class Meagan Schutter/Released)
Airman 1st Class Meagan Schutter
2014-01-23
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