Spc. Christopher Wofford from 2nd Battalion, 263rd Army Air Missile Defense Command, conducts a systems check on an Avenger missile defense system during Amalgam Dart 2009 near Camp Rilea, Oregon, June 15. Amalgam Dart is a field test of the Department of Defense's ability to rapidly deploy a total air integrated defense system in the U.S. in order to deter, detect and defeat airborne threats. (U.S. Air Force photo by Staff Sgt. Jacob N. Bailey)