Transcript for Exclusive: Giffords' Recovery

A remarkable journey of courage and hope congresswoman Gabrielle Giffords and her astronaut husband commander mark Kelly. Fighting back from that tragic day in -- in Tucson and that was all documented. On video -- When we travel to Houston to see her every one was surprised that if not all -- words. The spirit that signaled the famously vibrant funny -- real difference is back. Was there. The first time she made us laugh out loud was when she reacted as we -- do when your mom. Here Gloria Giffords says those embarrassing things moms tend to do it she's funny. She's intelligent apparently -- kids to understand where she is today. To look back at what it took to get here. The videotapes that show her name here hour -- -- wanted to -- -- and the only -- you can someone threw a chair this whom. It's. Your understanding is aware. -- your damaged brain makes you feel buried alive. -- -- -- Sadness and when there's no word for anguish. And you also see all that hope and life in between. So why -- you. We caught up to talk with her we learned how hard it is for her to cope with the knowledge that so many others died the day she was shocked. But she told us she is not going to feel anger about that day. And what about the astronaut husband. Argues for a western sky is never -- -- mark Kelly flying 200 miles from the year. -- him back to his mission. Is there a word from -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- And you can see this extraordinary. Hour. A special edition of 20/20 Gabby and mark courage and hope beginning at 10 o'clock eastern 9 central.

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