Filed at 6:54 p.m. ET WASHINGTON (Reuters) - The missile defense system President Bush ordered to be deployed will not work and is a waste of money, critics said on Tuesday while the Pentagon acknowledged the system initially will provide only modest protection. ``I have no great confidence that it's going to work under real-world conditions,'' said Lawrence Korb, a member of the Council on Foreign Relations think tank who served as assistant secretary of defense under President Ronald Reagan. Bush directed the Defense Department to begin deploying a national missile defense system with land- and sea-based interceptor rockets to...