U.S. military says it conducts successful missile defense test

The U.S. military said it successfully tested a missile defense system to knock down an Intercontinental Ballistic Missile class target on Monday, demonstrating its ability to defend against ICBMs from countries like North Korea.The U.S. Missile Defense Agency said two ground-based interceptors were used in the test.The target was launched from a test site in the Marshall Islands in the Pacific, more than 4,000 miles (6,400 km) from Vandenberg Air Force Base in California, where the interceptors