Floyd Mayweather says fight against Conor McGregor ‘can happen’Floyd Mayweather Jr. believes a fight with UFC star Conor McGregor "can happen" and is something that would "give the fans what they want to see."SI Staff|Share on FacebookShare on XAdd us on Floyd Mayweather Jr. believes a fight with UFC star Conor McGregor "can happen" and is something that would "give the fans what they want to see."Published Jan 29, 2017SI STAFFShare on FacebookShare on XHome/Boxing