Countdown to Barbara Walters' 'Most Fascinating'

Who will be crowned with the top title this year?

We're just days away from learning who topped Barbara Walter's 2012 catalogue of Most Fascinating, and tomorrow on ET Walters gives us a sneak peek at the interviews with the personalities featured on her highly anticipated list.

Related: Barbara Walters Reveals Partial List of 2012's 'Most Fascinating People'

Also Tuesday, more on the death of the hospital nurse who cared for Duchess Kate Middleton. Plus, Dwayne Johnson sits down for an exclusive interview with Christina McLarty.