In a poignantly personal interview with ABC News' Diane Sawyer, astronaut Capt. Mark Kelly opens up about his wife Gabrielle Giffords' recovery and the Tucson shooting that injured her and killed six people.
Kelly, who has been photographed by his wife's hospital bed holding her hand, said there is a habit of hers that has convinced him that she recognizes him.
"If I hold her hand, she'll play with my wedding ring," he said. "She'll move it up and down my finger. She'll take it off. ... She'll...Full Story