The Army has selected Lockheed Martin's Sentinel A4 radar to replace legacy radars that contribute to the integrated air defense of the Washington area, the company announced. Lockheed executives said the Sentinel A4, which was previously selected to provide radar capabilities in defense of Guam, will improve the lethality of the National Capital Region Integrated Air Defense System. “It really represents the latest and greatest in the short- to medium-range air and missile defense, and there's really no other system...
