At a glance: Another wave of disruptions hits sports

FILE - In this Thursday, March 12, 2020 file photo general view of the stadium before a Europa League round of 16, 1st leg soccer match between Eintracht Frankfurt and FC Basel in Frankfurt, Germany. All Champions League and Europa League games were postponed by UEFA on Friday March 13, 2020 because of the coronavirus outbreak. For most people, the new coronavirus causes only mild or moderate symptoms, such as fever and cough. For some, especially older adults and people with existing health problems, it can cause more severe illness, including pneumonia. (AP Photo/Michael Probst)

ARCHIVO - En esta foto del 11 de marzo del 2018, Alexander Rossi (27) y Marco Andretti (98) conducen sus autos en el Gran Premio de IndyCar de St. Petersburg, Florida. NASCAR e IndyCar aplazaron sus careras del fin de semana debido al brote de coronavirus, se informó el viernes, 13 de marzo del 2020. (AP Foto/Jason Behnken)

US actor Gerard Butler runs as a torchbearer during the Olympic torch relay of the 2020 Tokyo Olympic Games in the southern Greek town of Sparta, Friday, March 13, 2020. Greece's Olympic committee says it is suspending the rest of its torch relay for the Olympic flame due to the "unexpectedly large crowd" that gathered to watch despite repeated requests for the public to stay away to prevent the spread of the new coronavirus. (AP Photo)

US actor Gerard Butler poses as a torchbearer during the Olympic torch relay of the 2020 Tokyo Olympic Games in the southern Greek town of Sparta, Friday, March 13, 2020. Greece's Olympic committee says it is suspending the rest of its torch relay for the Olympic flame due to the "unexpectedly large crowd" that gathered to watch despite repeated requests for the public to stay away to prevent the spread of the new coronavirus. (AP Photo)

FILE - In this Nov. 18, 2018, file photo, Denny Hamlin, left, leads the pack at the start of the NASCAR Cup Series championship auto race at Homestead-Miami Speedway, in Homestead, Fla. NASCAR and IndyCar have each called off their races this weekend. NASCAR was scheduled to run Sunday at Atlanta Motor Speedway without spectators but said Friday, March 13, 2020, it is calling off this weekend and next week’s race at Homestead-Miami Speedway. IndyCar was scheduled to open its season Sunday on the streets of St. Petersburg, Florida, but suspended it’s season through the end of April. (AP Photo/Lynne Sladky, File)

Closed gates at Arsenal's London Colney training ground in London, Friday, March 13, 2020. Arsenal manager Mikel Arteta has tested positive for the coronavirus. It has forced the club to close its training complex, put the entire first-team in self isolation and for its Premier League match against Brighton on Saturday to be postponed. (Bradley Collyer/PA via AP)

A sign on the gate at Chelsea's Stamford Bridge stadium, as the English Premier League is suspended until April 3, in London, Friday, March 13, 2020. Chelsea's Callum Hudson-Odoi has tested positive for coronavirus, For most people, the new coronavirus causes only mild or moderate symptoms, such as fever and cough. For some, especially older adults and people with existing health problems, it can cause more severe illness, including pneumonia.(AP Photo/Kirsty Wigglesworth)