US Military: Hypersonic X-plane To Fly By 2016

The US Military aims to fly a hypersonic plane at 20 times the speed of sound, by 2016.
The triangle cone shaped X-plane will travel incredibly at Mach 20 (20,900 km/h),  making it capable of flying any place on earth in less than an hour!.
The Hypersonic plane has been developed in response to the advancing abilities in stealth and counter-stealth warfare countries like China and other nations