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Andre Berto and Robert Guerrero go head-to-head in a fascinating welterweight matchup, while Keith Thurman puts his undefeated record on the line against Carlos Quintana in tonight's HBO doubleheader.

Andre Berto faces Robert Guerrero tonight on HBO and BoxNation in the UK, with Keith Thurman taking on Carlos Quintana in the co-feature. Here's how you can watch.

Carlos Quintana pulled one supposed upset earlier this year on the Mayweather-Cotto undercard. Can he knock off unbeaten puncher Keith Thurman tomorrow night on HBO, or will Thurman keep himself on track to join the contending class?

Robert Guerrero and Andre Berto both made weight for tomorrow night's welterweight clash on HBO.

Tom Craze takes a look at the weekend's big fights from a betting angle. Ricky Hatton faces Vyacheslav Senchenko in Manchester, while later on Saturday in California, Andre Berto takes on Robert Guerrero.

Test your fight prognostication skills against other boxing fans in the Bad Left Hook pick'em game.