The Senate Armed Services Committee is proposing legislation that would withhold support for adopting ballistic missile defense systems originally designed for regional missions to protect the U.S. homeland in a new "layered" architecture. The Senate panel, in its mark of the FY-21 defense policy bill, would fence 50% of funding the Missile Defense Agency seeks for a new layered homeland defense architecture until lawmakers are provided a report that includes additional details on the plan. The committee agreed to its...