How fast is fast? Much attention lately has centered on a new generation of weapons known as “hypersonic.” The very word conjures up a frightening ultra-speed. China, the United States and Russia are all working on them. They pose special dangers and challenges but need to be better understood for what they really are — and aren’t.
OP-ED
Washington Post: We need a hypersonic weapons reality check
Russia's MiG-31 supersonic interceptor jets carrying hypersonic Kinzhal (Dagger) missiles fly over Red Square during the Victory Day military parade in Moscow on May 9, 2018.
