In this photo provided by the office of U.S. Rep Gabrielle Giffords, Mrs. Giffords' husband, Mark Kelly, stands with his wife as she looks from her bed at the Santa Catalina Mountains while on an outdoor deck at University Medical Center in Tucson, Ariz., Thursday, Jan. 20, 2011. Mrs. Giffords is scheduled to be flown to Houston on Friday to begin her rehabilitation. (AP Photo/Office of U.S. Rep. Gabrielle Giffords)

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In this photo provided by the office of U.S. Rep Gabrielle Giffords, Mrs. Giffords' husband, Mark Kelly, stands with his wife as she looks from her bed at the Santa Catalina Mountains while on an outdoor deck at University Medical Center in Tucson, Ariz., Thursday, Jan. 20, 2011. Mrs. Giffords is scheduled to be flown to Houston on Friday to begin her rehabilitation. (AP Photo/Office of U.S. Rep. Gabrielle Giffords)