
The U.S. Air Force has picked Northrop Grumman [NOC] to provide the radar for a potential replacement of the aging E-8C JSTARS ground-surveillance aircraft, but losing bidder Raytheon [RTN] has formally challenged the decision, claiming the evaluation process was flawed, according to analysts at investment bank Jefferies LLC.While the Air Force has not publicly announced its selection of Northrop Grumman, Raytheon filed a protest with the Government Accountability Office (GAO) on Nov. 20, indicating that Northrop Grumman won the radar competition,…