to meet congresswoman giffords. >> she was pretty excited. she wanted to go. she wanted to learn more about government and perhaps do something to help. >> her husband says tormented by the loss of her little friend. >> i hear her in semi-conscious ramblings, christina, let's get out of here, let's get out of here. the talking of holding of hands and the realization she was on the ground. >> also blown away by how christina's parents are comforting them. >> she remains in our conscious every minute. the graciousness the couple has shown given the tragedy they experienced is unlike anything i've ever experienced. >> the greens came close to experiencing an even greater tragedy. they tell us they invited both