German army Leopard 2A4 tanks of the German Army Combat

German army Leopard 2A4 tanks of the German Army Combat Training Center (GACTC) lead U.S. Army M3 Bradley fighting vehicles of Alpha Company, 3rd Battalion, 69th Armor Regiment, toward a personnel dismount point while conducting a water obstacle with opposing forces scenario during exercise Letzlingen Freedom Shock at the GACTC in Letzlingen, Germany, April 25, 2015. Exercise Letzlingen Freedom Shock promotes interoperability between the German and American training organizations while highlighting U.S. Army Europe's rapid deployment capabilities. (U.S. Army photo by Sgt. Ian Schell/Released)