icon Updated at 10:10 PM EDT, Sat Sep 8, 2018

Ugas vs. Barrionuevo - LIVE BoxingScene Scorecard

Danny Garcia vs. Shawn Porter pits elite welterweight stars against each other in a 12-round showdown for the vacant WBC 147-pound World Championship. The Premier Boxing Champions event takes place Saturday, September 8 from Barclays Center, the home of BROOKLYN BOXING™ and headlines action live on SHOWTIME.

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The SHOWTIME CHAMPIONSHIP BOXING telecast begins at 9 p.m. ET/6 p.m. PT and features a welterweight world title eliminator betweenCuba's Yordenis Ugas and Argentina's Cesar Barrionuevo, plus heavyweight action that pits unbeaten Adam Kownacki against former heavyweight champion Charles Martin. 

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DANNY GARCIA vs. SHAWN PORTER – WBC Welterweight World Championship

Danny Garcia – 146 ¾ pounds

Shawn Porter – 147 pounds

Referee: Steve Willis; Judges: Don Ackerman (N.Y.), Julie Lederman (N.Y.), Eric Marlinski (N.Y.)

YORDENIS UGAS vs. CESAR MIGUEL BARRIONUEVO – WBC Welterweight World Title Eliminator

Yordenis Ugas – 146 ¾ pounds

Cesar Miguel Barrionuevo – 146 pounds

Referee: Ricky Gonzalez; Judges: John McKaie (N.Y.), Kevin Morgan (N.Y.), Tom Schreck (N.Y.) 

ADAM KOWNACKI vs. CHARLES MARTIN – 10-Round Heavyweight Bout

Adam Kownacki – 263 ¼ pounds

Charles Martin – 246 pounds

Referee and judges for Kownacki-Martin are not yet determined and will be provided on Saturday