As Mark Kriegel, author of the new book, Baddest Man: The Making of Mike Tyson, explains to Men's Journal, Tyson was actually in pain and wrestling with survivor's guilt that night in Scotland.

XANDER Zayas announced himself as a player in the 154-pound division by picking up the vacant WBO super-welterweight title in ...

2 p.m. ET: Mark Kriegel joins us in-studio to preview his new Mike Tyson biography. 3 p.m. ET: Derrick Lewis previews his upcoming UFC return against Tallison Teixeira.

New book from Mark Kriegel delves into the early life and career of Mike Tyson, focusing on his transformation from a troubled youth to a legendary heavyweight boxer. Kriegel has been writing ...

2 p.m. ET: Mark Kriegel joins us in-studio to preview his new Mike Tyson biography. 3 p.m. ET: Derrick Lewis previews his upcoming UFC return against Tallison Teixeira.

The card's main event features Denys Berinchyk vs Keyshawn Davis. Tessitore will be on the mic alongside Timothy Bradley Jr, Bernardo Osuna, and Mark Kriegel instead of his usual Smackdown partners.

Now? It’s put-up-or-shut-up time for Stevenson. In the ring after the close of Saturday’s show, ESPN’s Mark Kriegel even went there himself, in so many words.

Usyk is the IBF, WBO and WBA heavyweight champion with a perfect 21-0 record and 14 knockouts. ESPN's Mark Kriegel noted the heavyweight division hasn't had an undisputed champion since April 2000.