Recent cost and schedule problems that led to a restructure and delay of the Space Based Infrared System Low may lead to alternative fielding approaches but do not dim top-level Pentagon support for the developmental missile tracking system, senior defense officials said last week. Gen. Ed Eberhart, commander-in-chief of U.S. Space Command, said Feb. 6 "there are some problems with the system right now in terms of cost and schedule but let me be very clear -- from the CINC's...