![Claressa Shields Crowned First Undisputed Middleweight Boxing World Champion With Defeat Of Christina Hammer Claressa Shields Crowned First Undisputed Middleweight Boxing World Champion With Defeat Of Christina Hammer](https://www.teamusa.org/-/media/TeamUSA/Boxing/Shields_Claressa/shields_claressa_041319_800x500.jpg?h=500&la=en&w=800&hash=DE18E29FEFF8E098F148FBA378B9E878280F441E)
Claressa Shields Crowned First Undisputed Middleweight Boxing World Champion With Defeat Of Christina Hammer
![Claressa Shields vs. Christina Hammer middleweight unification fight set for April on Showtime - CBSSports.com Claressa Shields vs. Christina Hammer middleweight unification fight set for April on Showtime - CBSSports.com](https://sportshub.cbsistatic.com/i/r/2018/09/25/99b94372-d610-4b75-9d35-d1b6803d516a/thumbnail/1200x675/9154c985016975203b7cb3d190cf0ec8/shields.jpg)
Claressa Shields vs. Christina Hammer middleweight unification fight set for April on Showtime - CBSSports.com
![Claressa Shields dominates Christina Hammer to become undisputed women's middleweight champion - CBSSports.com Claressa Shields dominates Christina Hammer to become undisputed women's middleweight champion - CBSSports.com](https://sportshub.cbsistatic.com/i/r/2019/04/14/48c5cd5e-7949-4c56-84d3-c50b23c0a252/thumbnail/640x360/44482bd07d9918257bc807f9e52e184b/shields-hammer.jpg)
Claressa Shields dominates Christina Hammer to become undisputed women's middleweight champion - CBSSports.com
![Claressa Shields v Christina Hammer: Shields unifies middleweight division after unanimous decision - BBC Sport Claressa Shields v Christina Hammer: Shields unifies middleweight division after unanimous decision - BBC Sport](https://ichef.bbci.co.uk/onesport/cps/624/cpsprodpb/7A70/production/_106444313_gettyimages-1136954139.jpg)
Claressa Shields v Christina Hammer: Shields unifies middleweight division after unanimous decision - BBC Sport
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CLARESSA SHIELDS VS CHRISTINA HAMMER - THE FULL NEW YORK OFF PRESS CONFERENCE & FACE OFF VIDEO - YouTube
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