Former Rep. Gabrielle Giffords says lawmakers should "have some courage" and face their constituents at town halls, despite protests. Spencer Platt/Getty Images hide caption

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Spencer Platt/Getty Images

Attorney General Eric Holder testifies before the House Judiciary Committee on the oversight of the U.S. Department of Justice on Capitol Hill in Washington, Tuesday. Manuel Balce Ceneta/AP hide caption

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Manuel Balce Ceneta/AP