Shields has already held world titles at super-middleweight and middleweightClaressa Shields will bid to become the fastest boxer in history to win world titles in three weight classes when she faces Ivana Habazin on 17 August.The American, 24, has held titles at super-middleweight and middleweight.If she wins the vacant WBO super-lightweight title in her 10th…

Claressa Shields and Christina Hammer announced their fight at a press conference in FebruaryClaressa Shields has vowed to show her fans she’s the “greatest” female boxer of all time when she faces Christina Hammer in Atlantic City on Saturday.They are both undefeated and the bout has been hailed the biggest fight in women’s boxing history.Shields’…