Updated: Jan. 21, 2011 at 2:23 PM
Rep. Giffords moved to Houston (6 images)
An ambulance carrying Congresswoman Gabrielle Giffords leaves the University Medical Center in Tucson, Arizona, January 21, 2011. Giffords is being moved to Houston, Texas to start physical therapy. UPI/Art Foxall
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An ambulance carrying Congresswoman Gabrielle Giffords leaves the University Medical Center in Tucson, Arizona, January 21, 2011. Giffords is being moved to Houston, Texas to start physical therapy. UPI/Art Foxall
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An ambulance carrying Congresswoman Gabrielle Giffords is escorted by motorcyclists as she leaves the University Medical Center in Tucson, Arizona, January 21, 2011. Giffords is being moved to Houston, Texas to start physical therapy. UPI/Art Foxall
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A woman looks at the makeshift memorial to Congresswoman Gabrielle Giffords and the other people shot two weeks ago, which is at the University Medical Center in Tucson, Arizona, January 21, 2011. Giffords is being moved to Houston, Texas to start physical therapy. UPI/Art Foxall
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