The "GWOAT" defeated Danielle Perkins by unanimous decision to become boxing's first-ever women's undisputed heavyweight champion. She also earned the accolade of being the only three-division undisputed champion, male or female, of the four-belt era.

Everything you need to know about tonight's heavyweight title fight between Claressa Shields and Danielle Perkins: Results, reactions, highlights and more.

Shields (15-0, 3 KOs), already a champion of five different weight classes, is looking to become the first boxer to win undisputed titles at three different weight classes. Perkins (5-0, 2 KOs) will have to take down Shields on her home turf to win her first championship.