England's Mason Mount, left, and England's Ben Chilwell, second left, during a team training session at Tottenham Hotspur training ground in London, Monday, June 21, 2021 one day ahead of the Euro 2020 soccer championship group D match against Czech Republic. After a positive test for Scotland midfielder Billy Gilmour, Mason Mount and Ben Chilwell have been told to self isolate following "interaction" with Gilmour during England's 0-0 draw with Scotland at Wembley Stadium on Friday. (AP Photo/Frank Augstein)

England's Mason Mount, right, and England's Ben Chilwell, left, during a team training session at Tottenham Hotspur training ground in London, Monday, June 21, 2021 one day ahead of the Euro 2020 soccer championship group D match against Czech Republic. After a positive test for Scotland midfielder Billy Gilmour, Mason Mount and Ben Chilwell have been told to self isolate following "interaction" with Gilmour during England's 0-0 draw with Scotland at Wembley Stadium on Friday. (AP Photo/Frank Augstein)