![Claressa Shields defeats Christina Hammer to become undisputed middleweight champion | Boxing News | Sky Sports Claressa Shields defeats Christina Hammer to become undisputed middleweight champion | Boxing News | Sky Sports](https://e0.365dm.com/19/04/768x432/skysports-claressa-shields_4639159.jpg?20190414083152)
Claressa Shields defeats Christina Hammer to become undisputed middleweight champion | Boxing News | Sky Sports
![Claressa Shields unifies middleweight titles, then calls out Savannah Marshall | Boxing | The Guardian Claressa Shields unifies middleweight titles, then calls out Savannah Marshall | Boxing | The Guardian](https://i.guim.co.uk/img/media/da95adb3edba93d2fdd7a40dc38defde3bc34be9/222_606_4235_2541/master/4235.jpg?width=1200&height=900&quality=85&auto=format&fit=crop&s=4ff1d1cfec80b3f3df71413dd5f7cfab)
Claressa Shields unifies middleweight titles, then calls out Savannah Marshall | Boxing | The Guardian
World Boxing Council - Christina Hammer is really confident she'll become the one and only Queen of the middleweight Division. #WBC #ConquerEverything #Boxing | Facebook
![Claressa Shields outpoints Christina Hammer to unify middleweight championship – as it happened | Boxing | The Guardian Claressa Shields outpoints Christina Hammer to unify middleweight championship – as it happened | Boxing | The Guardian](https://i.guim.co.uk/img/media/71d90eb64d4a0d46623115a4f47763d166416e55/0_150_3426_2056/master/3426.jpg?width=700&quality=85&auto=format&fit=max&s=ed3ef34e3fb73dcd7a7846e1f8298d58)
Claressa Shields outpoints Christina Hammer to unify middleweight championship – as it happened | Boxing | The Guardian
![CLARESSA SHIELDS & CHRISTINA HAMMER FIRED UP AT WEIGH IN! COME FACE TO FACE 1 DAY BEFORE FIGHT! - YouTube CLARESSA SHIELDS & CHRISTINA HAMMER FIRED UP AT WEIGH IN! COME FACE TO FACE 1 DAY BEFORE FIGHT! - YouTube](https://i.ytimg.com/vi/qIPtCkCYN5Q/maxresdefault.jpg)
CLARESSA SHIELDS & CHRISTINA HAMMER FIRED UP AT WEIGH IN! COME FACE TO FACE 1 DAY BEFORE FIGHT! - YouTube
Dreve Dentamid GmbH - Next fight of boxing star Christina Hammer is tonight, Sartory-Saal Cologne! And of course her new Dreve Mouthguard with 3D-printed insert for full protection is on board too.
![Two-weight World Champion Christina Hammer signs with Wasserman Boxing and sets sights on recapturing world honours Two-weight World Champion Christina Hammer signs with Wasserman Boxing and sets sights on recapturing world honours](https://britishboxingnews.co.uk/uploads/blog/.thumbs/christina-hammer-wttt_654125.jpg)