Photograph by Ida Mae Astute/ABC via Getty Images
Former Congresswoman Gabrielle Giffords, who was critically injured two years ago when a gunman opened fired in Tucson, Arizona, and her husband, astronaut Mark Kelly talk to Diane Sawyer about the need for changes in gun control laws and greater awareness of mental health issues on Jan. 5, 2013 in New York City.
Two years after the Tucson, Arizona, shootings that critically injured former Rep. Gabrielle Giffords, she and her husband are adding their voices to a movement for gun control. Big-city mayors are marking the anniversary with a TV ad tailored for...
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