**FILE** Rep. Gabrielle Giffords, Arizona Democrat, is shown with her husband, Navy Capt. Mark Kelly, who is a NASA astronaut. (Associated Press/Office of Rep. Gabrielle Giffords)
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**FILE** Rep. Gabrielle Giffords, Arizona Democrat, is shown with her husband, Navy Capt. Mark Kelly, who is a NASA astronaut. (Associated Press/Office of Rep. Gabrielle Giffords)
