Money often is a huge issue in putting together mega-fights in the sport of boxing, and that appears to be the case for the potential bout between boxing champion Floyd Mayweather and UFC champion Conor McGregor. The egos involved in this situation are massive. Everyone wants their fair share of the money generated from the fight, and one legendary boxing promoter believes the UFC’s demands are too high. “I think the only impediment there is the UFC, because UFC doesn’t treat fighters the same way that boxing promoters do,” Bob Arum recently said, per SB Nation blog Bloody Elbow. “In other words, UFC fighters get so much less than boxe... NESN.com