Gabrielle Giffords

Associated Press
This undated image provided by Vogue shows former Rep. Gabrielle Giffords, D-Ariz., left, with her husband, former astronaut Mark Kelly, during a photo shoot at their home in Tucson, Ariz. The image and accompanying article by John Powers will be published in the March 2013 issue of Vogue, available on newsstands nationwide on Feb. 19. (AP Photo/Norman Jean Roy for Vogue)

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Authorities released hundreds of pages of documents on March 27 that provide new insight into how the 2011 Arizona shooting occurred and the motivations behind gunman Jared Loughner. Six people were killed in the attack and several people, including then-Rep. Gabrielle Giffords were seriously injured. (AP)

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