sentences:  In 2012 Basketball Wales was part of the Great Britain men's team that 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.