![CLARESSA SHIELDS VS CHRISTINA HAMMER - THE FULL NEW YORK OFF PRESS CONFERENCE & FACE OFF VIDEO - YouTube CLARESSA SHIELDS VS CHRISTINA HAMMER - THE FULL NEW YORK OFF PRESS CONFERENCE & FACE OFF VIDEO - YouTube](https://i.ytimg.com/vi/9J-SNPMd_dY/maxresdefault.jpg)
CLARESSA SHIELDS VS CHRISTINA HAMMER - THE FULL NEW YORK OFF PRESS CONFERENCE & FACE OFF VIDEO - YouTube
![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 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
![Results: Claressa Shields Wins IBF And WBA World Titles; Christina Hammer Beats Nelson - Boxing News Results: Claressa Shields Wins IBF And WBA World Titles; Christina Hammer Beats Nelson - Boxing News](https://www.boxing247.com/wp-content/uploads/2018/06/0-LR_SHO-FIGHT-NIGHT-SHIELDS-VS-GABRIELS-TRAPPFOTOS-JUNE222018-6607.jpg)