In 1923 Luis Firpo knocked this heavyweight champ out of the ring in the first round but was KO'd in the second round
[DOC] [TLE] Jack Dempsey - Wikipedia [PAR] William Harrison "Jack" Dempsey (June 24, 1895  May 31, 1983), nicknamed "
Kid Blackie" .... On July 4, 1919, Dempsey and World Heavyweight Champion 
Jess Willard ...