Sponsored Content SportsEngine, a brand from NBC Sports Next is the leading provider of Sport Relationship Management (SRM) software, empowering athletes, parents, coaches, and sports organization administrators with tools and services to manage their organizations and sports lives. Read SportsEngine stories Joe Louis 5th First Round Knockout May 29, 2021 | 0 minutes, 27 seconds read On this day, in 1946 Joe Louis fought challenger Tami Mauriello who had already been heavyweight champion of the world for over nine years, he knocked him out in the first round. September 18, 1946 Sport: Boxing Trivia sports in this article Boxing tags in this article Fan On This Day SportsEngine