May 30, 2020; Las Vegas, NV, USA; (L-R) Roosevelt Roberts (red gloves) punches Brok Weaver (blue gloves) in their lightweight fight during UFC Fight Night. Mandatory Credit: Jeff Bottari/Zuffa via USA TODAY Sports

May 30, 2020; Las Vegas, NV, USA; Roosevelt Roberts (left) secures a rear choke submission against Brok Weaver (blue gloves) in their lightweight fight UFC Fight Night. Mandatory Credit: Jeff Bottari/Zuffa via USA TODAY Sports

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 James Tennyson and Gavin Gwynne pose with promoter Eddie Hearn after the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 James Tennyson and Gavin Gwynne pose with promoter Eddie Hearn after the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 James Tennyson and Gavin Gwynne pose with promoter Eddie Hearn after the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby poses with promoter Eddie Hearn and Joe Cordina after the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby poses with promoter Eddie Hearn after the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby with promoter Eddie Hearn during the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby during the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 General view of Lee Selby and promoter Eddie hearn during the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby poses before the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Promoter Eddie Hearn during the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Promoter Eddie Hearn during the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby poses before the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby poses before the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby poses before the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby before the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby before the press conference Action Images/Peter Cziborra

Boxing - Lee Selby & George Kambosos Jr press conference - The Exchange Hotel, Cardiff, Britain - March 10, 2020 Lee Selby before the press conference Action Images/Peter Cziborra

Feb 22, 2020; Las Vegas, Nevada, USA; Javier Molina (gray/black/green trunks) and Amir Imam (gold/white trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Javier Molina (gray/black/green trunks) and Amir Imam (gold/white trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Javier Molina (gray/black/green trunks) and Amir Imam (gold/white trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Javier Molina (gray/black/green trunks) and Amir Imam (gold/white trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Javier Molina (gray/black/green trunks) and Amir Imam (gold/white trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Javier Molina (gray/black/green trunks) and Amir Imam (gold/white trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Ananyan won via unanimous decision. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Petros Ananyan (red trunks) celebrates his victory over Subriel Matias (not pictured) after their super lightweight bout at MGM Grand Garden Arena. Ananyan won via unanimous decision. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Ananyan won via unanimous decision. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Subriel Matias (yellow trunks) and Petros Ananyan (red trunks) box during their super lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Matt Conway (green trunks) and Gabriel Flores Jr (purple trunks) box during their lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Matt Conway (green trunks) and Gabriel Flores Jr (purple trunks) box during their lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Matt Conway (green trunks) and Gabriel Flores Jr (purple trunks) box during their lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Gabriel Flores Jr pays tribute to the late Kobe Bryant box during his lightweight bout against Matt Conway (not pictured) at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Matt Conway (green trunks) beats the count of referee Vic Darkulich after being knocked down by Gabriel Flores Jr (not pictured) during their lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Matt Conway (green trunks) and Gabriel Flores Jr (purple trunks) box during their lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Matt Conway (green trunks) and Gabriel Flores Jr (purple trunks) box during their lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Matt Conway (green trunks) and Gabriel Flores Jr (purple trunks) box during their lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Matt Conway (green trunks) and Gabriel Flores Jr (purple trunks) box during their lightweight bout at MGM Grand Garden Arena. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Rolando Romero (blue trunks) knocks down Arturs Ahmetovs (white trunks) during their lightweight bout at MGM Grand Garden Arena. Romero won via second round TKO. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Rolando Romero (blue trunks) and Arturs Ahmetovs (white trunks) box during their lightweight bout at MGM Grand Garden Arena. Romero won via second round TKO. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Rolando Romero (blue trunks) and Arturs Ahmetovs (white trunks) box during their lightweight bout at MGM Grand Garden Arena. Romero won via second round TKO. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Feb 22, 2020; Las Vegas, Nevada, USA; Rolando Romero (blue trunks) and Arturs Ahmetovs (white trunks) box during their lightweight bout at MGM Grand Garden Arena. Romero won via second round TKO. Mandatory Credit: Joe Camporeale-USA TODAY Sports

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Jazza Dickens celebrates winning the fight against Leigh Wood with his team Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Jazza Dickens celebrates winning the fight against Leigh Wood with his team Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Jazza Dickens celebrates winning the fight against Leigh Wood Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Leigh Wood in action against Jazza Dickens Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Leigh Wood in action against Jazza Dickens Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Leigh Wood in action against Jazza Dickens Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Leigh Wood in action against Jazza Dickens Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Tyrone McCullagh after being knocked down by Ryan Walsh Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Ryan Walsh celebrates after knocking out Tyrone McCullagh Action Images/Andrew Couldridge

Boxing - Golden Contract Semi Finals - Featherweights & Super-Lightweights - York Hall, London, Britain - February 21, 2020 Ryan Walsh celebrates winning the fight with his team Action Images/Andrew Couldridge