Government-led effort to redesign a Raytheon "kill vehicle" used in the ground-based missile defense system

U.S. to lead redesign of Raytheon missile defense 'kill vehicle'

"...The Air Force initially chose Raytheon to develop a separate long-range radar but is now reevaluating bids received from all three firms after Lockheed and Northrop protested the initial decision. ..."

Reference: .

Next intercept test in June

U.S. aims to correct issue behind 2013 failed missile defense test

"...The failed intercept last July involved the earlier version of the Raytheon kill vehicle, which failed to separate from the third stage of the booster rocket. Eventually both versions will be replaced by the new kill vehicle..."

Reference: www.reuters.com .