Found and Explained Official on MSN

XB-70 Valkyrie: The Mach 3 bomber ahead of its time

Designed to fly above 70,000 feet at three times the speed of sound, the XB-70 Valkyrie was meant to be the ultimate ...
Not every obsolete aircraft failed.
Topeka police revealed Tuesday that Alice J. Thomas, 70, of Topeka, was the pedestrian who died after a pickup truck struck ...