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LAS VEGAS, NV - AUGUST 26: Conor McGregor stands in the ring prior to his super welterweight boxing match against Floyd Mayweather Jr. on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
Steve Marcus / Reuters
Boxing - Floyd Mayweather Jr. vs Conor McGregor - Las Vegas, USA - August 26, 2017 Floyd Mayweather Jr. before the fight REUTERS/Steve Marcus
Steve Marcus / Reuters
Boxing - Floyd Mayweather Jr. vs Conor McGregor - Las Vegas, USA - August 26, 2017 Conor McGregor before the fight REUTERS/Steve Marcus
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LAS VEGAS, NV - AUGUST 26: Conor McGregor stands in the ring prior to his super welterweight boxing match against Floyd Mayweather Jr. on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images )
Steve Marcus / Reuters
Boxing - Floyd Mayweather Jr. vs Conor McGregor - Las Vegas, USA - August 26, 2017 Floyd Mayweather Jr. in action with Conor McGregor REUTERS/Steve Marcus
USA Today Sports / Reuters
Aug 26, 2017; Las Vegas, NV, USA; Floyd Mayweather Jr. lands a hit against Conor McGregor during the tenth round at T-Mobile Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
USA Today Sports / Reuters
Aug 26, 2017; Las Vegas, NV, USA; Floyd Mayweather Jr. (black trunks) and Conor McGregor (white trunks) box during the 10th round of their boxing match at T-Mobile Arena. Mayweather won via 10th round TKO. Mandatory Credit: Joe Camporeale-USA TODAY Sports
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LAS VEGAS, NV - AUGUST 26: (L-R) Floyd Mayweather Jr. throws a punch at Conor McGregor during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
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LAS VEGAS, NV - AUGUST 26: (R-L) Conor McGregor throws a punch at Floyd Mayweather Jr. during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
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LAS VEGAS, NV - AUGUST 26: (R-L) Floyd Mayweather Jr. throws a punch at Conor McGregor during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images )
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LAS VEGAS, NV - AUGUST 26: (L-R) Conor McGregor throws a punch at Floyd Mayweather Jr. during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)
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LAS VEGAS, NV - AUGUST 26: (R-L) Conor McGregor throws a punch at Floyd Mayweather Jr. during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
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LAS VEGAS, NV - AUGUST 26: (L-R) Floyd Mayweather Jr. sits in his corner in between rounds of his super welterweight boxing match against Conor McGregor on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
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LAS VEGAS, NV - AUGUST 26: (R-L) Conor McGregor throws a punch at Floyd Mayweather Jr. during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images )
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LAS VEGAS, NV - AUGUST 26: (L-R) Floyd Mayweather Jr. and Conor McGregor tie up during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
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Nevada , United States - 26 August 2017; Floyd Mayweather Jr, right, and Conor McGregor during their super welterweight boxing match at T-Mobile Arena in Las Vegas, USA. (Photo By Stephen McCarthy/Sportsfile via Getty Images)
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Nevada , United States - 26 August 2017; Conor McGregor, right, and Floyd Mayweather Jr during their super welterweight boxing match at T-Mobile Arena in Las Vegas, USA. (Photo By Stephen McCarthy/Sportsfile via Getty Images)
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Nevada , United States - 26 August 2017; Floyd Mayweather Jr, right, and Conor McGregor during their super welterweight boxing match at T-Mobile Arena in Las Vegas, USA. (Photo By Stephen McCarthy/Sportsfile via Getty Images)
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LAS VEGAS, NV - AUGUST 26: (R-L) Floyd Mayweather Jr. throws a punch at Conor McGregor during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
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Nevada , United States - 26 August 2017; Conor McGregor, left, and Floyd Mayweather Jr during their super welterweight boxing match at T-Mobile Arena in Las Vegas, USA. (Photo By Stephen McCarthy/Sportsfile via Getty Images)
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Nevada , United States - 26 August 2017; Conor McGregor, left, and Floyd Mayweather Jr during their super welterweight boxing match at T-Mobile Arena in Las Vegas, USA. (Photo By Stephen McCarthy/Sportsfile via Getty Images)
Steve Marcus / Reuters
Boxing - Floyd Mayweather Jr. vs Conor McGregor - Las Vegas, USA - August 26, 2017 Floyd Mayweather Jr. smiles as he sits in his corner in between rounds REUTERS/Steve Marcus
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LAS VEGAS, NV - AUGUST 26: (L-R) Conor McGregor throws a punch at Floyd Mayweather Jr. during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images )
Christian Petersen via Getty Images
LAS VEGAS, NV - AUGUST 26: (L-R) Conor McGregor throws a punch at Floyd Mayweather Jr. during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
Stephen McCarthy via Getty Images
Nevada , United States - 26 August 2017; Floyd Mayweather Jr, right, and Conor McGregor during their super welterweight boxing match at T-Mobile Arena in Las Vegas, USA. (Photo By Stephen McCarthy/Sportsfile via Getty Images)
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LAS VEGAS, NV - AUGUST 26: Referee Robert Byrd stops the fight in round 10 with a TKO of Conor McGregor by Floyd Mayweather Jr. in their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)
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Nevada , United States - 26 August 2017; Referee Robert Byrd separates Floyd Mayweather Jr, right, from Conor McGregor after calling an end to the welterweight boxing match between Floyd Mayweather Jr v Conor McGregor at T-Mobile Arena in Las Vegas, USA. (Photo By Stephen McCarthy/Sportsfile via Getty Images)
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LAS VEGAS, NV - AUGUST 26: Floyd Mayweather Jr. celebrates his TKO of Conor McGregor in their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)
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LAS VEGAS, NV - AUGUST 26: (L-R) Floyd Mayweather Jr. hugs Floyd Mayweather Sr. after defeating Conor McGregor by TKO in their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
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LAS VEGAS, NV - AUGUST 26: (L-R) Floyd Mayweather Jr. and Floyd Mayweather Sr. celebrate after defeating Conor McGregor during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images )
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LAS VEGAS, NV - AUGUST 26: Referee Robert Byrd raises the hand of Floyd Mayweather Jr. after his TKO of Conor McGregor in their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images )
Steve Marcus / Reuters
Boxing - Floyd Mayweather Jr. vs Conor McGregor - Las Vegas, USA - August 26, 2017 Floyd Mayweather Jr. hugs Conor McGregor after winning the fight REUTERS/Steve Marcus
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LAS VEGAS, NV - AUGUST 26: (L-R) Floyd Mayweather Jr. and Floyd Mayweather Sr. celebrate after defeating Conor McGregor by TKO in the 10th round during their super welterweight boxing match on August 26, 2017 at T-Mobile Arena in Las Vegas, Nevada. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images )