Lawmakers are urging the Pentagon to consider building additional Aegis Ashore sites to offset soaring demands on the Defense Department's existing ballistic missile defense assets. The House Armed Services Committee is asking the Missile Defense Agency director, the chief of naval operations and the Army chief of staff to evaluate the cost and feasibility of additional Aegis Ashore sites and upgrades to current BMD system sensors to offset demands on the Navy's existing Aegis ships and Aegis Ashore sites, as...