U.S. forces on Monday conducted a test of the Missile Defense Agency's upgraded Ground-Based Interceptor for its homeland missile defense system that intercepted an Intermediate Range Ballistic ...

A U.S. Navy warship has shot down a medium-range ballistic missile in space in the latest successful test of the military’s advanced interceptor technology. Sailors aboard the USS John Finn ...

An interceptor missile failed to launch early Wednesday in what was to have been the first full flight test of the U.S. national missile defense system in nearly two years. The Missile Defense Agency ...

WASHINGTON — The latest version of the Missile Defense Agency’s Ground-Based Interceptor for homeland missile defense intercepted an Intermediate Range Ballistic Missile in test Monday. The GBI, which ...

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An interceptor missile destroyed a mock warhead over the Pacific Ocean on Friday in a key test of the nation's missile defense system, U.S. military officials said. It was the most realistic test of ...

WASHINGTON — For the second time in two months, a test of the national missile defense system has failed, Pentagon officials said Monday. Military technicians believe the failure of the $85-million ...