The U.S. Missile Defense Agency, in cooperation with the U.S. Air Force 30th Space Wing, the Joint Functional Component Command for Integrated Missile Defense and U.S. Northern Command, successfully intercepted an intercontinental ballistic missile target May 30 during a test of the Ground-based Midcourse Defense (GMD) element of the nation’s ballistic missile defense system. The U.S. Missile Defense Agency successfully intercepted an intercontinental ballistic missile target during a test of the Ground-based Midcourse Defense element of the nation’s ballistic missile defense system. An interceptor launched from Vandenberg Air Force Base in California intercepted an ICBM-class target launched from a test site on Kwajalein Atoll in the Republic of the Marshall Islands. Fort Greely in Alaska is expected to have 44 interceptors by the end of 2017.