Kevin McBride McBride's career-defining performance was a victory over Mike Tyson, former undisputed world heavyweight champion, via a 6th-round TKO on 11 June 2005 when Tyson quit the fight by informing the referee that he would not be able to continue to round Seven in the MCI Center in Washington, D.C. The aged Tyson explained in a post fight interview that his heart wasn't into the sport any more. Tyson announced his retirement after the bout, saying "I'm not going to disrespect the sport anymore by losing to this caliber of fighter". McBride has suffered six losses by knockout—including twice against fighters
Chess boxing Chess Boxing Organisation (WCBO) that was founded in Berlin shortly before. Dutch middleweight fighters Iepe Rubingh and Jean Louis Veenstra faced each other in the ring. After his opponent exceeded the chess time limit, Rubingh won the fight in the 11th round going down in the history books as the first ever World Chess Boxing Champion. The same goes for the Chess Boxing Club Berlin, created in the following year (2004), that is the first of its kind making Berlin the birthplace of chessboxing. Two years after the first world championship, the first European Chess Boxing Championship took place in