SPENCE: I WOULD HAVE BEAT MAYWEATHER!

Floyd Mayweather is one elite welterweight Errol Spence Jr. is absolutely sure he’ll never fight.   Mayweather is 43, seemingly committed to retirement and wouldn’t consider the 30-year-old Spence as a potential opponent even if boxing’s biggest star did decide to fight again. Hypothetically, however, Spence is confident he would have beaten Mayweather if they…