Top 147-pound contender Yordenis Ugas and Argentine slugger Cesar Barrionuevo will battle in a WBC welterweight title eliminator while unbeaten Polish heavyweight contender Adam Kownacki will face former heavyweight champion Charles Martin in a 10-round attraction as part of a tripleheader live on SHOWTIME Saturday, September 8 in a Premier Boxing Champions event from Barclays Center, the home of BROOKLYN BOXING™.
