Former Giffords staffer haunted by shooting

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Sara Hummel Rajca was a full-time staffer at former U.S. Rep. Gabrielle Giffords' Tucson, Ariz., office. On Jan. 8, 2011, she was waiting to take a photo of the congresswoman with a couple when Jared Loughner shot Giffords and several others. (Nov. 8)