The Air Force may be unable to deliver on its plans to deploy a satellite system considered crucial to Pentagon missile defense systems, according to a new report. The General Accounting Office believes the service is at "high risk" of not delivering the Space Based Infrared System-Low "on time or at cost or with expected performance," the Feb. 28 report states. "While the Air Force's previous schedules for SBIRS Low provided for the results of a flight test of crucial...