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WASHINGTON, Jan 30 (Reuters) - Former U.S. Congresswoman Gabby Giffords, nearly killed in 2011 shooting attack, will make an unannounced appearance on Wednesday at the first congressional hearing on gun violence since last month's massacre at a Connecticut elementary school, sources said.
Giffords will be accompanied by her husband, former astronaut Mark Kelly. The couple recently founded Americans for Responsible Solutions, a private group to combat gun violence.
(Reporting by Thomas Ferraro; Editing by Jackie Frank)