Tszyu Reacts After Upset as Spence Retires The boxing world was left stunned on Saturday night after Errol Spence Jr. announced his retirement following a shocking upset loss to Tim Tszyu.
The Australian fighter's technical knockout victory over the previously undefeated champion sent shockwaves through the sport, leaving many wondering what could have been if Spence had not hung up his gloves.
Background on Tszyu's Upset Victory Tszyu's win was no fluke, despite being considered the underdog going into the fight.