Troopers assigned to Fox Troop, 2nd Squadron, 2nd Cavalry Regiment, line their Stryker Combat Vehicles up into a tactical formation as they prepare to fire during their unit's Sarmis '15 Combined Arms Live-Fire Exercise at the Cincu Training Area, Romania, June 3, 2015. During the exercise, the unit engaged in multiple forms of training consisting of the breaching of a roadway, tactically assaulting several different objectives, and the firing of live muntions at down range targets in tandem with long range air support from A-10 Thunderbolt IIs belonging to the 354th Fighter Squadron located in Campia Turzii, Romania, all in support of their NATO Allies and Operation Atlantic Resolve-South. (U.S. Army photo by Sgt. William A. Tanner/released)