The USA international seems to have found his form after producing a goal and an assist during the 4-0 victory at Burnley on Saturday.
In the Premier League, Chelsea next travel to Norwich City. Ahead of that match, Silva has opened up about his longevity in the game.
As per a statement from the UK government, Chelsea will be given a special license to continue to "fulfil its fixtures and carry out football business."
Diaz has already won a title in this short period after playing an important role in the Carabao Cup final victory over Chelsea.
James was also impressive in the weekend win over Burnley at Turf Moor where he registered a goal and an assist in a convincing 4-0 win.
After James opened the scoring, Havertz netted twice and Christian Pulisic sealed the victory on Saturday.
Goals from Reece James, Christian Pulisic and a Kai Havertz double helped the Blues secure all three points.
Kai Havertz scored a double as Chelsea defeated Burnley 4-0 in the Premier League fixture at Turf Moor on Saturday.
According to Italian journalist Fabrizio Romano, Barcelona have offered a new five-year contract to sign Chelsea defender Andreas Christensen.
For the FA Cup clash, Tuchel had made nine changes to his starting line-up following Sunday’s Carabao Cup final defeat against Liverpool.