U.S. Army soldiers of 2nd Battalion, 159th Aviation Regiment (Attack Reconnaissance) maneuver AH-64D Apache attack helicopters while assaulting to insert Czech soldiers to establish a blocking position during exercise Combined Resolve at the Joint Multinational Readiness Center in Hohenfels, Germany, Nov. 11, 2013. The intent of the exercise is to train and prepare U.S. led multinational brigades to interoperate with multiple partner nations against a complex threat. (U.S. Army photo by Spc. Justin De Hoyos/Released)