UFC boss offers Mayweather $25 million to fight Conor McGregor but the boxer declined

UFC president, Dana White has taken the bull by the horns and offered Floyd Mayweather and Conor McGregor $25 million each to step in the ring, but it appears the sum is not enough to tempt the self-styled 'money man' Mayweather out of retirement. White on Friday said: 'I'll tell you what Floyd, here's a real offer and I'm the guy that can actually make the offer and I'm actually making a