World heavyweight boxing champion Tyson Fury retires from boxing in foul mouthed Twitter rant

Tyson Fury, the reigning WBA, WBO, IBO, Ring magazine, and lineal heavyweight champion has taken to his Twitter account to announce that he has retired from boxing, saying that boxing is the 'saddest thing he ever took part in'.

This comes days after uploading an image on Twitter comparing him self to Tony Montana, the character in Al Pacino's scar face movie. His 'retirement' also comes a week after reports emerged that he had tested positive to cocaine just before his title defence fight against Vladmir Klitschko . Read here. Is he really retiring? See more of his tweets after the cut...