Sport in Wales played at the 2012 Summer Olympics in London, but after no Welsh players were selected for the team they decided to leave the Great Britain team to allow their players greater international exposure. Wales has a strong connection with the sport of boxing, particularly in the South Wales Valleys, with fighters such as Tommy Farr, Freddie Welsh, Jimmy Wilde, Dai Dower and Johnny Owen all competing at the highest level. Joe Calzaghe, born to a Welsh mother and Italian father and raised in Newbridge, retired in 2009 as an unbeaten world champion. Other former world champions include Enzo Maccarinelli, Gavin
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,