DefenceTalkThey fly at speeds of a mile a second or faster and maneuver in ways that make them extra difficult to detect and destroy in flight. President Donald Trump calls them “super-duper” missiles though they’re better known as hypersonic weapons. And they are at the heart of Trump administration worries about China and Russia. For […]https://www.defencetalk.com/quest-for-super-duper-missiles-pits-us-against-key-rivals-75619/