FWIW
http://www.theblaze.com/blog/2013/06/12/how-barbara-walters-got-to-the-top/
This wasn’t it but this cam up on a quick search.
In her own book she sounds like she like to spread it around, ‘blackest man she ever slept with’ , etc
http://gawker.com/386795/barbara-walters-memoir-packed-with-tales-of-former-lovahs-including-the-blackest-man-she-ever-slept-with