From the early days of boxing, some women defied the rules and expectations to make their mark in a male-dominated sport.

Before signing an executive order Wednesday to try to ban transgender women from competing in women’s sports in schools and ...

With the victory, Shields becomes the first fighter in the four-belt era (since 2007), man or woman, to be undisputed in three weight divisions. Shield, who made her heavyweight debut in July with ...

While there were many undisputed champions prior to 2007, here's a look at boxing's undisputed men's and women's champions in the four-belt era: ...

American Claressa Shields was crowned boxing's first undisputed world champion in three weight classes on Sunday after ...

Claressa Shields unanimously outpointed Danielle Perkins on Sunday night in the first undisputed heavyweight bout in women's ...