Senior Airman Kyle Black, 22nd Security Forces Squadron unit weapons and tactics trainer, demonstrates a non-lethal take-down technique to students from the Andover Public School District, March 31, 2015, at McConnell Air Force Base, Kan. Black and other Defenders from the 22nd SFS explained different ways to restrain individuals who are extremely uncooperative with authorities during day-to-day operations. (U.S. Air Force photo by Senior Airman Victor J. Caputo)