strength. traits she'll draw from every day as a new chapter of her recovery begins. so after the last week or so she developed some fluid on her brain. and before she was moved to houston they inserted a catheter in her head. they have to get that issue resolved either by taking it out if the fluid diminishes or by putting a permanent stent in there. and she won't be moved to the full rehab center until that's taken care of. but they expect it to resolve itself very soon. and in the meantime, alex, they continue to work with her in the trauma care unit on exercises like putting weight on a leg, responding to commands. and they say she's progressing very well. >> oh, that is good to hear because we are all so wishing her well. janet shamlian, thank you so much. one of the survivors of the tucson tragedy is now talking publicly. "nightly news" average ovr brian williams recently sat down with suzie heilman for an exclusive int rue. suzie brought 9-year-old christina green to meet congressman giffords the day of the shooting and tragically christina died. heilman says two were waiting in