The U.S. combatant commander responsible for defending the United States from North Korean intercontinental ballistic missiles today publicly renounced the Pentagon's 10-year plan to develop a Next Generation Interceptor, revealing a new effort to scale back requirements for the guided-missile project in order to accelerate fielding. Air Force Gen. Terrence O'Shaughnessy, head of U.S. Northern Command, told the Senate Armed Services Committee the requirements for the NGI program -- spearheaded by the Pentagon's chief technology officer Mike Griffin -- are...