The Bush administration has laid out plans for placing kinetic-energy interceptors in space to defend the United States from attack by ballistic missiles, a controversial move that is expected to be closely scrutinized by Congress. The administration's plan, included in a package of budget documents the Missile Defense Agency publicly released last week, calls for spending $672.9 million between fiscal years 2008 and 2011 on a space test bed that leverages the ground-based Kinetic Energy Interceptor effort MDA launched two...