Lockheed Martin and Northrop Grumman are eyeing a second chance to compete for new Air Force radar business after the service pulled the plug on Raytheon's contract to develop a new long-range radar, with all three companies saying they plan to explore the follow-on "SpeedDealer" requirement and solicitation. Both Lockheed and Northrop challenged the Air Force's 2014 source selection of Raytheon for the Three Dimensional Expeditionary Long-Range Radar, triggering delays that dragged on until 2017 but ultimately did not unseat...