Jersey Joe Walcott and Marciano needed a knockout to win, according to two of the three official scorecards. In the thirteenth round with Marciano pressuring Walcott against the ropes, both threw simultaneous right hands. Marciano landed his punch first on Walcott´s jaw in what is considered one of the hardest punches thrown in boxing history. Walcott collapsed with his arm hanging over the ropes then fell to the canvas where he was counted out. There was a rematch in Chicago, on May 15, 1953, and the second time around, Walcott was again defeated by Marciano by a knockout, this time in the first
Barbados Joe Walcott five times in the first round and was the aggressor throughout the bout. Choynski, a 3-1 betting favorite before the bout, suddenly became a 2-1 underdog after the sound of the first round bell. Walcott seemed to have a slight advantage in the second, though Choynski landed a solid blow. By the third round, Walcott pressed his advantage with a superior defense, and landed blows nearly at will before the sound of the bell. The fourth seemed even, with the fifth entirely in Walcott's favor, while in the sixth Walcott cut Choynski's right eye. Walcott sent Choynski to the floor