NASA's Shuttle Atlantis Starts Move to Launch Pad at 4 a.m. Tuesday

CAPE CANAVERAL, Fla. -- Space shuttle Atlantis' rollout to Launch Pad 39A at NASA's Kennedy Space Center in Florida has been rescheduled to begin at 4 a.m. EDT on Tuesday, March 31, as preparations for the STS-125 mission move forward. Atlantis is targeted to lift off May 12 to service NASA's Hubble Space Telescope.NASA Television's live coverage of the event will begin at 6:30 a.m. Video