The Army is reviewing a draft proposal from the Missile Defense Agency that calls for transferring responsibility for the Terminal High Altitude Area Defense system from the agency to the service, a long-planned move first envisioned when MDA was established in 2002 to field an operational Ballistic Missile Defense System. Pentagon leaders directed MDA -- the lead Defense Department arm for researching and developing ballistic missile defense capabilities -- to outline a plan in the form of a memorandum of...