For a few years now, both China and Russia have boasted of having hypersonic missiles in active service. The US has no such weapons, yet.But it is working on a plethora of various systems, to be put into service in the coming years. This video tries to list them all, explain them, compare them and put them all in proper context. So when might the US catch up in the hypersonic missile race? Watch the video to find out.
