U.S. Colorado National Guard Airmen and Soldiers, assigned to the search and extraction teams (SNE) listen to an evaluator explain procedures for cutting through piles of cement rubble with a chain saw, after a simulated chemical attack, during a joint exercise evaluation (EXEVAL) at Camp Rilea in Warrenton, Oregon, on Aug.2, 2016. The Soldiers and Airmen will practice search and extraction techniques to save lives in the event of a domestic emergency. (U.S. Air National Guard photo by Staff Sgt. Bobbie Reynolds)

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