Lester Martínez KO4 Joeshon James... Guatemala’s Lester Martínez delivered a fourth-round knockout against Joeshon James on March 22nd. Fighting at the Orange Show Events Center in San Bernardino, California, the super middleweight Martínez put on a statement-making performance. He now boasts a 19-0 record, with 16 wins by knockout. Martínez showcased his explosive power and pinpoint accuracy throughout the bout, sending James to the canvas in the third round before sealing the deal with another knockdown in the fourth. The referee had seen enough, stopping the fight and awarding Martínez an emphatic victory.