Claressa Shields Certain Superstardom Awaits In MMA, Unlike Boxing

After her monumental victory at PFL 4, former simultaneous multi-weight champion Claressa Shields is voicing frustrations about the boxing world. Claressa Shields, 26, did what many would not dare to do, and that is to make a transition from boxing to MMA. As the only boxer in history, female or male, to hold all four […]

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