Staff Sgt. Josh Wilson, an observer coach trainer assigned to 1st Battalion, 360th Infantry Regiment, 5th Armored Brigade, First Army Division West discusses best practices for setting up outer-cordon security with Spc. William Kendall, an M249 light machine gunner assigned to 2nd Platoon, C Company, 1st Battalion, 178th Infantry Regiment, Illinois National Guard at McGregor Range Complex, N.M., August 24, 2019. OC/Ts with 5th Armored Brigade train and validate U.S. Army Reserve and National Guard units before they deploy throughout the world. (U.S. Army photo by Staff Sgt. Timothy Gray, 5th Armored Brigade)