Rep. Gabrielle Giffords has boarded a jet in Houston to travel to Florida to see her husband's space shuttle launch. Giffords chief of staff Pia Carusone confirmed to The Associated Press that she and the congresswoman have boarded a plane in Houston. She declined to comment further, except to say she will be flying with Giffords and they will arrive in Cape Canaveral/Associated Press. More here.

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