Christy Martin broke boundaries and noses as she rose in the boxing world, but her public persona belied personal demons, abuse and a threat on her life.

Despondent over a painful estrangement from his daughter, trainer Frankie Dunn isn't prepared for boxer Maggie Fitzgerald to enter his life. But Maggie's determined to go pro and to convince Dunn ...

Claressa Shields, a high school junior from Flint, Michigan, aided by her tough-love coach, Jason Crutchfield, pushes past all limitations to become the first American woman to win an Olympic ...