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SR-72: The U.S. Air Force's 'New Hypersonic Bomber' Could Be RealWhat You Need to Know: The SR-72, developed by Lockheed Martin’s Skunk Works, is a proposed hypersonic reconnaissance aircraft aimed to fill critical intelligence gaps in the U.S. Air Force.
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The National Interest on MSNForget NGAD: The Air Force Must Build Unmanned Hypersonic BombersThe Air Force’s plan is to release the NGAD warplane system first—and then, five years later, release the NextRS. Why?
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