In This Corner With Brian Campbell

Brian Campbell welcomes unbeaten middleweight champion Claressa Shields ahead of what could be the biggest fight in women's boxing history on Saturday when she faces Christina Hammer in a Showtime unification bout. Shields talks the pressures of carrying the sport on her shoulders and relives a sparring session against UFC star Cris "Cyborg" Justino. Plus, Rafe Bartholomew returns to preview pound-for-pound king Vasiliy Lomachenko's return, react to Manny Pacquiao-Keith Thurman rumors and look ahead to Paulie Malignaggi's planned Bare Knuckle Fighting Championship debut against Artem Lobov.  Learn more about your ad choices. Visit megaphone.fm/adchoices