Rep. Gabrielle Giffords, D-Ariz., prepares to enter a car as she leaves the U.S. Capitol after a vote on debt legislation on Capitol Hill in Washington, on Monday, Aug. 1, 2011. (AP Photo/Jacquelyn Martin)

Associated Press
Rep. Gabrielle Giffords, D-Ariz., prepares to enter a car as she leaves the U.S. Capitol after a vote on debt legislation on Capitol Hill in Washington, on Monday, Aug. 1, 2011. (AP Photo/Jacquelyn Martin)
Rep. Gabrielle Giffords, D-Ariz., prepares to enter a car as she leaves the U.S. Capitol after a vote on debt legislation on Capitol Hill in Washington, on Monday, Aug. 1, 2011. (AP Photo/Jacquelyn Martin)
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