From left, Romanian army 1st Lt. Sergio Gligor, an operations officer, and 2nd Lt. Andrei Ma, a battle captain, both with the 811th Infantry Battalion, and U.S. Army 1st Lt. Jeff Yao, a military intelligence officer with the 3rd Armored Brigade Combat Team, 4th Infantry Division, track a counterattack in a simulated fight against a conventional force during a command-post exercise conducted at Grafenwoehr Training Area, Germany, May 16, 2017. Army photo by Capt. Scott Walters