[theold]

The United States also seeks to achieve such a missile

Russia and China have advanced in the investigation of this type of hypersonic weapons. According to The New York Times, "the Pentagon has requested $3.8 billion for hypersonic research in fiscal year 2022."

https://www.msn.com/en-sg/news/other/tsi...d=msedgdhp&pc=U531&cvid=bb3a823951b44fe2f11cb81101510586