SpaceX's Falcon 9 rocket explodes on launch

Sunday's SpaceX launch failure will not delay plans to send three more astronauts to the International Space Station next month, NASA said. Officials said the mishap -- the third in less than a year by three different resupply vehicles -- also showed the wisdom of the agency's strategy for launching astronauts commercially with two providers, SpaceX and Boeing. SpaceX believes a problem with pressure in the Falcon 9 rocket's upper stage liquid oxygen tank caused the rocket to break apart more than two minutes after its 10:21 a.m. launch from Cape Canaveral. More

(Source: USA Today - Jun 28)