Boxing in the 1950s beaten by Pérez), won Japan's first world title, and Hogan Bassey won the first belt for Nigeria. Popular American fighters in the 1950s proved legendary: Sugar Ray Robinson would still win (and lose) world titles, Rocky Marciano became the only heavyweight world champion in history to retire with perfect record. Jersey Joe Walcott the oldest heavyweight champion (until George Foreman regained the title in 1994), Archie Moore broke the all-time knockout record as well as the record for the oldest champion, at 48, for "any" division, Ezzard Charles proved to be a reliable substitute for Joe Louis as heavyweight champ,
Michael Moorer being one of only four men (the others being Bob Fitzsimmons, Michael Spinks, and Roy Jones Jr.) to win world titles at both light heavyweight and heavyweight. Since retiring from the sport, Moorer has worked as a boxing trainer. In 2009, he worked alongside Freddie Roach at the Wild Card gym in Los Angeles. Moorer was born in Brooklyn, New York and raised in Monessen, Pennsylvania, a small mill town in southwestern Pennsylvania. From an early age, Moorer began playing football and was raised by a single mother, who noticed Moorer's unusual hyperactivity. At age 10, Moorer's, grandfather, a former