Diane Sawyer Exclusive: Gabby Giffords & Mark Kelly

Diane Sawyer’s exclusive interview with Congresswoman Gabrielle Giffords and her husband, astronaut Mark Kelly will be at 9 p.m. Monday only on ABC. Giffords and Kelly discuss their new book, which documents their journey since she was shot in the head in January. Six people were killed and 13 others were wounded, including Giffords, when a gunman opened fire in front of a Safeway grocery store Jan. 8 in Tucson. Giffords was released from the hospital June 15.