Capt. Justin M. Alexander, a combat advisor team leader for 1st Battalion, 1st Security Force Assistance Brigade, walks with an Afghan National Defense Security Forces role player during a simulated event at the Joint Readiness Training Center in Fort Polk, La., Jan. 13, 2018. The JRTC rotation was conducted in order to prepare the newly formed 1st SFAB for an upcoming deployment to Afghanistan in spring of 2018. SFAB’s provide combat advising capability while enabling brigade combat teams to prepare for decisive action, improving readiness of the Army and its partners. (U.S. Army photo by Pfc. Zoe Garbarino/Released)