Pros react to Floyd Mayweather vs. Conor McGregor world tour press conference in London

The Floyd Mayweather vs. Conor McGregor world tour came to a merciful end Friday in London, its four-day, three-country spectacle culminating in a press conference right in the heart of McGregor land. Now, the theatrics are over and the lead-up begins in earnest until Aug. 26, when Mayweather and McGregor engage in a 12-round boxing match that could very well end up being the highest-selling fight of all-time.Check out how the pros reacted to the fourth and final day of the Mayweather-McGregor w