‘Back in the game’: SpaceX ship blasts off with 2 astronauts

A SpaceX Falcon 9, with NASA astronauts Doug Hurley and Bob Behnken in the Dragon crew capsule, lifts off from Pad 39-A at the Kennedy Space Center Saturday in Cape Canaveral, Fla. (AP Photo/John Raoux)

CAPE CANAVERAL, Fla. — A rocket ship built by Elon Musk’s SpaceX company thundered away from Earth with two Americans on Saturday, ushering in a new era in commercial space travel and putting the United States back in the business of launching astronauts into orbit from home soil for the first time in nearly a decade.