China and its increasingly sophisticated and far-flung military sit atop U.S. Defense Secretary Mark Esper’s list of international security worries, but in Europe a bigger concern is closer to home: Russia.
President Vladimir Putin said Tuesday that Russia has got a strong edge in designing new weapons and that it has become the only country in the world to deploy hypersonic weapons.
After leading the development of this technology area for decades, the U.S. finds itself behind and investing heavily in the technology to try to keep up.