US will have hypersonic weapons sooner than people expect, the Pentagon's No. 2 official says
By Davidson Hot
The Pentagon official in charge of planning for America's future wars downplayed Russian and Chinese efforts to develop hypersonic arsenals, a weapon the U.S. is currently unable to defend against."We are going to fly sooner and more often than people have ever expected," Patrick Shanahan, deputy defense secretary, told reporters Wednesday.A hypersonic weapon is a missile that travels at Mach 5 or higher, which is at least five times faster than the speed of sound. That means a hypersonic weapon can travel about one mile per second.Lockheed MartinConcept art of a hypersonic weapon.WASHINGTON —...