Pvt. Joel Perez, a rifleman with 3rd Armored Brigade Combat Team, 4th Infantry Division (3/4 ABCT) clears a building during a platoon live-fire exercise in July at the Grafenwoehr Training Area, Germany. Even though the Army has upgraded its combat training centers to reflect the stresses of actual combat, Army Chief of Staff Gen. Mark A. Milley warns that not enough has been done to develop the high-level leader and Soldiering skills required in future battle. (U.S. Army photo by Capt. Scott Walters, 3/4 ABCT)