SpaceX Dragon launches successfully; thruster problem will delay ISS arrival

SpaceX's Dragon space capsule launched into space today, March 1, 2013, toward the International Space Station on its second cargo mission for NASA. It launched from Cape Canaveral Air Force Station, Fla., at 10:10 a.m. ET. reports that a thruster problem "has engineers scrambling to identify the cause, forcing a delay in the spacecraft's arrival at the International Space Station by at least a day."