FILE - In this Sunday, Feb. 23, 2020 file photo Arsenal's head coach Mikel Arteta shouts out from the touchline during the English Premier League soccer match between Arsenal and Everton at Emirates stadium in London. Arsenal manager Mikel Arteta has tested positive for the coronavirus, forcing the club to close its training complex and put the entire first-team in self isolation. For most people, the new COVID-19 coronavirus can cause only mild or moderate symptoms, but for some it can cause more severe illness. (AP Photo/Kirsty Wigglesworth, File)