The Israeli-made Iron Dome is not compatible with existing U.S. air defense systems, forcing the Army to launch a new acquisition strategy this week for the Indirect Fire Protection Capability Increment 2-Intercept (IFPC Inc. 2) program that features an open invitation to all industry to participate in a "shoot-off" next year in a bid to deliver a cruise missile defense capability in 2023. Gen. Mike Murray, head of Army Futures Command, said the service identified a number of problems --...