On the June 29, 2007, edition of CNN's "Nancy Grace," Irvin Muchnick, author of Wrestling Babylon, and retired wrestling great Bret Hart were on a panel discussing the murder-suicide of wrestler Chris Benoit. Muchnick challenged Hart to be more forthcoming about the likely role in the Benoit tragedy of the industry's culture of steroid abuse. More information: http://muchnick.net (less info)