A Senate panel wants the Missile Defense Agency to draft plans to expand production of a Next Generation Interceptor to replace the entire Ground-based Interceptor fleet, potentially raising the stakes by about $4.8 billion in the competition between Lockheed Martin and Northrop Grumman to design and manufacture a new homeland defense against North Korean nuclear-armed intercontinental ballistic missiles. The Senate Armed Services Committee is proposing legislation as part of its mark of the fiscal year 2022 defense policy bill that...