Eintracht fans have taped letters at a wall of the stadium during a Europa League round of 16, 1st leg soccer match between Eintracht Frankfurt and FC Basel in Frankfurt, Germany, Thursday, March 12, 2020. The match was played in an empty stadium 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)

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)