Chelsea have effected a partial closure of their training facilities after one of the young players tested positive for coronavirus.
Callum Hudson-Odoi, 19, is the first player from the Premier League to return a positive test result for the illness that has swept the globe.
The raging virus has caused league closures in Spain, Italy and France as it was elevated to a pandemic by the World Health Organisation on Wednesday.
The Premier League was rocked on Thursday following news of Arsenal coach, Mikel Arteta, testing positive for the virus.
Arsenal have closed their Colney training ground, the players are in self-isolation and the Premier League has summoned a crisis meeting today, on the way forward for the league.