Company pilot Scott Crossfield makes the first powered flight of the North American X-15 rocket powered research aircraft at Edwards AFB, Calif. He reaches a speed of Mach 2.11 and an altitude of 52,341 feet.
Air Force Gen. Alexus G. Grynkewich assumed command of U.S. European Command on July 1, taking over the key assignment as the U.S. and its allies contend with a resurgent Russia and a grinding war in Ukraine.