The United States and Japan advanced a project to field a new ballistic missile defense capability by demonstrating improved software on a special variant of the Aegis system -- one slated for land deployment but now on a ship -- that integrated for the first time the SPY-7 radar, marking completion of a "majority of the development" effort. On Sept. 13, the Missile Defense Agency announced Japan’s Aegis System-Equipped Vessel (ASEV) successfully demonstrated a new variant of the software tailored...
