An AN/TWQ-1 Avenger with the 1st Battalion, 204th Air Defense Artillery Regiment of the Mississippi Army National Guard fires a Stinger missile at a drone during a live fire exercise at Fort Bliss, Texas, Oct. 7, 2015. Approximately 170 Soldiers of the 204th, headquartered in Newton, Miss., are mobilized to protect and guard the skies and no-fly zones of Washington, D.C. (Mississippi National Guard photo by Staff Sgt. Scott Tynes, 102nd Public Affairs Detachment/Released)