An U.S. Army CH-47 Chinook helicopter assigned to U.S.

An U.S. Army CH-47 Chinook helicopter assigned to U.S. Army Europe's 12th Combat Aviation Brigade departs a landing zone after unloading soldiers from U.S. Army Europe's 173rd Infantry Brigade Combat Team (Airborne) during a combined arms live-fire exercise at the Grafenwoehr (Germany) Training Area, March 28, 2014. The CALFEX at the Joint Multinational Training Center was part of a mission rehearsal exercise that brought the two brigades together along with F16 fighters from U.S. Air Forces in Europe to prepare the 12th for its upcoming deployment to Afghanistan. (U.S. Army photo by Spc. Glenn M. Anderson, USAREUR Public Affairs / Released)