Space shuttle moved to launch pad on freezing morn

(AP) -- Space shuttle Endeavour is on the launch pad after a freezing three-and-a-half-mile trip. NASA moved the shuttle out of its hangar before dawn Wednesday. The temperature was bitterly cold, getting as low as 29. As a precaution, NASA turned on the shuttle heaters earlier than usual. In addition, workers limited their time outside to 30-minute shifts during Endeavour's six-hour trip to the pad.

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