FARNBOROUGH, ENGLAND -- Northrop Grumman has submitted a formal proposal to the Department of Homeland Security offering its ground-based Skyguard high-energy laser as a means of defending aircraft taking off and landing at U.S. airports from man-portable air defense systems, according to company officials. DHS' Counter-MANPADS system program office -- part of the agency's science and technology directorate -- has been engaged in a program geared toward evaluating and demonstrating new technology that can defeat MANPADS fired by terrorists when...
