Barbara Walters describes her final 'Most Fascinating' list

After 21 years, Barbara Walters has said that her 2013 list of most fascinating people will be her last, and ET got her to open up about this year's special crop.

After 21 years, Barbara Walters has said that her 2013 list of most fascinating people will be her last, and ET got her to open up about this year's special crop.