"We have no idea how they did this" Hypersonic is Mach 5 or greater. The US often under estimate Chinas will and capability. Original: https://www.ft.com/cont

"We have no idea how they did this" Hypersonic is Mach 5 or greater. The US often under estimate Chinas will and capability. Original: https://www.ft.com/content/ba0a3cde-719b-4040-93cb-a486e1f843fb https://www.ft.com/content/ba0a3cde-719b-4040-93cb-a486e1f84... https://archive.is/F8MhB https://archive.is/F8MhB