Staff Sgt. Joshua Willms, left, takes instruction in active shooter training from Shawn O'Reilly, a Department of the Army Law Enforcement Officer from Fort Carson, Colo., on Nov. 7 at the 310th Space Wing Headquarters. O'Reilly worked with the members of the 310th Security Forces Squadron on two-man and three-man active shooter scenarios during the unit training assembly. (U.S. Air Force photo/Tech. Sgt. Scott P. Farley)