Army Pfc. Kaleb George, right, shows Bulgarian soldiers how to properly employ a hypodermic needle and syringe for injections during a tactical combat casualty care class in Kandahar, Afghanistan, April 17, 2018. George is a combat medic assigned to the 4th Infantry Division’s Company C, 704th Brigade Support Battalion, 2nd Infantry Brigade Combat Team. Army photo by Staff Sgt. Neysa Canfield