Christina Hammer first German to defend world title in U.S since Max Schmeling - The Ring
Christina Hammer ("Lady") | Boxer Page | Tapology
Claressa Shields vs. Christina Hammer: Boxing's Own "End Game" - Marylandsportsblog.com
BoxRec: Christina Hammer
Christina Hammer | Boxing | Awakening Fighters
Christina Hammer – news, latest fights, boxing record, videos, photos
Christina Hammer — Photojournalist Terrell Groggins World Press Photo Award Winner
Claressa Shields Crowned First Undisputed Middleweight Boxing World Champion With Defeat Of Christina Hammer
Christina Hammer | Boxing | Awakening Fighters
Christina Hammer – news, latest fights, boxing record, videos, photos
FIGHT NIGHT: Shields vs. Hammer | SHOWTIME Boxing - YouTube
Claressa Shields outpoints Christina Hammer to unify middleweight championship – as it happened | Boxing | The Guardian
Christina Hammer Undefeated German boxer World Champion Christina Hammer is a five-time world boxing champion with a winning record of 20-0-0. Hammer's success …