Welterweight world champions collide when IBF Champion Errol “The Truth” Spence Jr. clashes with WBC Champion “Showtime” Shawn Porter in a massive 147-pound title unification match headlining a PBC on FOX Sports Pay-Per-View on Saturday, September 28 at Staples Center in Los Angeles.

The co-feature of the evening will pit WBC Super Middleweight Champion Anthony “The Dog” Dirrell against unbeaten former champion David “El Bandera Roja” Benavidez in an explosive 168-pound showdown.