effects. >> we'll have long-term reporting as well. thanks, rob. they do dishing about celebrities on "the view," but one of their own took time in the show to talk about a personal matter. >> later this week i'm going to have surgery to replace one faulty heart valve. now, lots of people have done this and i have known of this condition for a while now and my doctors and i have decided that this is the best time to do the surgery. >> cnn's senior medical correspondent elizabeth cohen is joining me now to talk about the procedure. >> it's open-heart surgery which is risky and it's a big deal, but it is done all of the time. so let's take a look at what doctors actually will do during the surgery that we hear barbara walters is about to have. chances are she's having her aortic valve replaced and that's the last place the blood goes when it goes through your heart and what you see there is a plastic valve.