SpaceX Falcon 9 rocket explodes after launch

An unmanned SpaceX rocket exploded just minutes after liftoff from Cape Canaveral, Florida on Sunday, marking a major setback for the fast-charging company headed by Internet tycoon Elon Musk. The accident was the third in less than a year involving US and Russian supply ships bound for the International Space Station, and raised new concerns about the flow of food and gear to the astronauts living in orbit. Skies were sunny and clear for the 10:21 am (1421 GMT) launch of the gleaming white Falc