table, one with a picture of george bush, president barack obama and president george washington. and before she was asked the question she would pick up the card and said -- held up the card and said george bush. >> the new york times also reported that giffords is lip sinking to songs, playing tic tac toe and walking with a cart. all part of her rehab. i spoke about this with sanjay gupta earlier. what's the latest on the congresswoman's recovery? >> she's shown evidence that she cannot only understand speech, but she's communicating. i think most importantly, being able to draw on memories as well is part of that communication. humming the tune to well known songs, that shows her ability to express herself and her ability to remember things, draw on those memories and use them in some way. she's walking with the help of a shopping cart device. we talked a lot about the fact that there was concern about how weak she might be on the right