Northrop Grumman is focusing efforts to save the Global Hawk unmanned aircraft program on reversing the U.S. Air Force’s intent to retire its young fleet of multi-sensor RQ-4B Block 30s in favor of keeping in service the aircraft they were intended to replace, the Lockheed U-2. The company has made an unsolicited, fixed-price proposal to reduce the Block 30’s operating cost and improve the range and resolution of its electro-optical/infrared (EO/IR) imaging sensor in a bid to keep the ...


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