Improving ballistic and cruise missile capabilities and inventories by potential adversaries could render U.S. military forces -- particularly equipment and units deemed critical to war plans -- vulnerable, and requires a new three-pronged strategy to shore up U.S. defenses that could cost $2.5 billion annually. That is a key finding of a new report by the Defense Science Board which recently published findings of the Task Force on Defense Strategies for Advanced Ballistic and Cruise Missile Threats. The report was...