Lt. Col. Carlos Schroder, (right) commander of the 15th Security Force Assistance Team, 191st Infantry Brigade, 1st Army Division West, (left) and Sgt. 1st Class Markus Gdula, non-commissioned officer in charge of the same unit, discuss the number and condition of wounded Afghan Uniformed Police role-players, during a medical evacuation exercise at the Joint Readiness Training Center and Fort Polk, La., Feb. 23, 2012. SFAT units are rigorously trained to defend themselves, but their primary role is to train and mentor their Afghan counterparts.