Herschel Walker played Russian roulette (AP) Heisman Trophy winner Herschel Walker once played Russian roulette with a loaded pistol as he struggled with a personality disorder. "To challenge death like I was doing, you start saying, there's a problem here," he said during an interview to be broadcast Monday night on ABC's "Nightline." Walker suffers from dissociative identity disorder, formerly known as multiple personality disorder. Publish Date: Mon, 14 Apr 2008 11:21:33 PDT Read more...