US, Japan announce expanded missile defense system - stripes

TOKYO — The United States and Japan have agreed to station another ground-based missile defense radar in Japan, even as the two nations are still hashing out the deployment of MV-22 Ospreys to Okinawa, top defense officials announced after their meetings Monday. - US, Japan announce expanded missile defense system
Panetta Announces U.S. Expansion of X-Band Missile Defense in ... wsj