WATCH LIVE: Claressa Shields vs. Christina Hammer Showtime Press Conference

SHOWTIME Sports will present live streaming coverage of Tuesday's kickoff press conference previewing the showdown between undefeated champions Claressa Shields and Christina Hammer for the undisputed women's middleweight world championship set to take place Saturday, April 13 live on SHOWTIME from Boardwalk Hall in Atlantic City. Undefeated middleweight world champions Claressa Shields and Christina Hammer […]