Supporters protest against Manchester United's owners, outside English Premier League club Manchester United's Old Trafford stadium in Manchester, north west England on May 2, 2021, ahead of their English Premier League fixture against Liverpool. - Manchester United were one of six Premier League teams to sign up to the breakaway European Super League tournament. But just 48 hours later the Super League collapsed as United and the rest of the English clubs pulled out. (Photo by Oli SCARFF / AFP) (Photo by OLI SCARFF/AFP via Getty Images)
MANCHESTER, ENGLAND - MAY 02: United fans enter the stadium as they protest about the owners of the club before the Premier League match between Manchester United and Liverpool at Old Trafford on May 2, 2021 in Manchester, United Kingdom. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Anthony Devlin/Offside via Getty Images)
Fans make their way into the ground as they protest against the Glazer family, owners of Manchester United, before their Premier League match against Liverpool at Old Trafford, Manchester. Issue date: Sunday May 2, 2021. (Photo by Barrington Coombs/PA Images via Getty Images)
MANCHESTER, ENGLAND - MAY 02: police officers deal with a flare that was thrown through a window as United fans protest about the owners of the club, before the Premier League match between Manchester United and Liverpool at Old Trafford on May 2, 2021 in Manchester, United Kingdom. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Anthony Devlin/Offside via Getty Images)
Fans holds up banners as they protest against the Glazer family, owners of Manchester United, before their Premier League match against Liverpool at Old Trafford, Manchester. Issue date: Sunday May 2, 2021. (Photo by Barrington Coombs/PA Images via Getty Images)
Police monitor the situation as supporters protest against Manchester United's owners, outside English Premier League club Manchester United's Old Trafford stadium in Manchester, north west England on May 2, 2021, ahead of their English Premier League fixture against Liverpool. - Manchester United were one of six Premier League teams to sign up to the breakaway European Super League tournament. But just 48 hours later the Super League collapsed as United and the rest of the English clubs pulled out. (Photo by Oli SCARFF / AFP) (Photo by OLI SCARFF/AFP via Getty Images)
Fans holds up signs as they protest against the Glazer family, owners of Manchester United, before their Premier League match against Liverpool at Old Trafford, Manchester. Issue date: Sunday May 2, 2021. (Photo by Barrington Coombs/PA Images via Getty Images)
Supporters protest against Manchester United's owners, outside English Premier League club Manchester United's Old Trafford stadium in Manchester, north west England on May 2, 2021, ahead of their English Premier League fixture against Liverpool. - Manchester United were one of six Premier League teams to sign up to the breakaway European Super League tournament. But just 48 hours later the Super League collapsed as United and the rest of the English clubs pulled out. (Photo by Oli SCARFF / AFP) (Photo by OLI SCARFF/AFP via Getty Images)
MANCHESTER, ENGLAND - MAY 02: Manchester United fans protest about the owners of the club before the Premier League match between Manchester United and Liverpool at Old Trafford on May 2, 2021 in Manchester, United Kingdom. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Anthony Devlin/Offside via Getty Images)
MANCHESTER, ENGLAND - MAY 02: Manchester United fans protest about the owners of the club before the Premier League match between Manchester United and Liverpool at Old Trafford on May 2, 2021 in Manchester, United Kingdom. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Anthony Devlin/Offside via Getty Images)
MANCHESTER, ENGLAND - MAY 02: Manchester United fans protest about the owners of the club before the Premier League match between Manchester United and Liverpool at Old Trafford on May 2, 2021 in Manchester, United Kingdom. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Anthony Devlin/Offside via Getty Images)
MANCHESTER, ENGLAND - MAY 02: Manchester United fans protest about the owners of the club before the Premier League match between Manchester United and Liverpool at Old Trafford on May 2, 2021 in Manchester, United Kingdom. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Anthony Devlin/Offside via Getty Images)
Supporters force their way inside the stadium as they protest against Manchester United's owners, inside English Premier League club Manchester United's Old Trafford stadium in Manchester, north west England on May 2, 2021, ahead of their English Premier League fixture against Liverpool. - Manchester United were one of six Premier League teams to sign up to the breakaway European Super League tournament. But just 48 hours later the Super League collapsed as United and the rest of the English clubs pulled out. (Photo by Oli SCARFF / AFP) (Photo by OLI SCARFF/AFP via Getty Images)
Supporters protest against Manchester United's owners, inside English Premier League club Manchester United's Old Trafford stadium in Manchester, north west England on May 2, 2021, ahead of their English Premier League fixture against Liverpool. - Manchester United were one of six Premier League teams to sign up to the breakaway European Super League tournament. But just 48 hours later the Super League collapsed as United and the rest of the English clubs pulled out. (Photo by Oli SCARFF / AFP) (Photo by OLI SCARFF/AFP via Getty Images)
Supporters protest against Manchester United's owners, inside English Premier League club Manchester United's Old Trafford stadium in Manchester, north west England on May 2, 2021, ahead of their English Premier League fixture against Liverpool. - Manchester United were one of six Premier League teams to sign up to the breakaway European Super League tournament. But just 48 hours later the Super League collapsed as United and the rest of the English clubs pulled out. (Photo by Oli SCARFF / AFP) (Photo by OLI SCARFF/AFP via Getty Images)
Supporters protest against Manchester United's owners, inside English Premier League club Manchester United's Old Trafford stadium in Manchester, north west England on May 2, 2021, ahead of their English Premier League fixture against Liverpool. - Manchester United were one of six Premier League teams to sign up to the breakaway European Super League tournament. But just 48 hours later the Super League collapsed as United and the rest of the English clubs pulled out. (Photo by Oli SCARFF / AFP) (Photo by OLI SCARFF/AFP via Getty Images)
Fans hold up banners as they protest against the Glazer family, owners of Manchester United, before their Premier League match against Liverpool at Old Trafford, Manchester. Issue date: Sunday May 2, 2021. (Photo by Barrington Coombs/PA Images via Getty Images)
A fan holds up a sign during a fan protest against the club owners outside of Old Trafford, Manchester. Issue date: Sunday May 2, 2021. (Photo by Barrington Coombs/PA Images via Getty Images)
MANCHESTER, ENGLAND - MAY 02: Fans are seen protesting Manchester United's Glazer ownership outside the stadium prior to the Premier League match between Manchester United and Liverpool at Old Trafford on May 02, 2021 in Manchester, England. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Getty Images/Getty Images)
MANCHESTER, ENGLAND - MAY 02: Fans are seen protesting Manchester United's Glazer ownership outside the stadium prior to the Premier League match between Manchester United and Liverpool at Old Trafford on May 02, 2021 in Manchester, England. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Getty Images/Getty Images)
MANCHESTER, ENGLAND - MAY 02: Fans are seen protesting Manchester United's Glazer ownership outside the stadium prior to the Premier League match between Manchester United and Liverpool at Old Trafford on May 02, 2021 in Manchester, England. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Getty Images/Getty Images)
MANCHESTER, ENGLAND - MAY 02: Manchester United fans protest about the owners of the club before before the Premier League match between Manchester United and Liverpool at Old Trafford on May 2, 2021 in Manchester, United Kingdom. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Anthony Devlin/Offside via Getty Images)