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Claressa Shields dominates Christina Hammer to become undisputed women's middleweight champion - CBSSports.com
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Claressa Shields v Christina Hammer: Shields unifies middleweight division after unanimous decision - BBC Sport
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Claressa Shields vs. Christina Hammer: Where to Watch, Live Stream Info and Odds for Women's Middleweight Unification Fight
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Claressa Shields vs. Christina Hammer round-by-round results, live updates, highlights | Sporting News Canada
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