(CNN)An uptick in positive Covid-19 cases at Manchester City has forced the postponement of the club's English Premier League game at Everton on Monday."After the latest round of Covid-19 testing, the club returned a number of positive cases, in addition to the four already reported on Christmas Day," said City in a statement on their website."With the security of the bubble compromised, there posed a risk that the virus could spread further amongst the squad, the staff and potentially beyond."Based on strong medical advice the Premier League, in consultation with both clubs, have decided...…(CNN)An uptick in positive Covid-19 cases at Manchester City has forced the postponement of the club's English Premier League game at Everton on Monday."After the latest round of Covid-19 testing, the club returned a number of positive cases, in addition to the four already reported on Christmas Day," said City in a statement on their website."With the security of the bubble compromised, there posed a risk that the virus could spread further amongst the squad, the staff and potentially beyond."Based on strong medical advice the Premier League, in consultation with both clubs, have decided...WW…