Alvaro Morata of Chelsea scores his sides fourth goal during the Premier League match between Stoke City and Chelsea at Bet365 Stadium on September 23, 2017 in Stoke on Trent, England.

Thibaut Courtois of Chelsea celebrates his side's first goal during the Premier League match between Stoke City and Chelsea at Bet365 Stadium on September 23, 2017 in Stoke on Trent, England.

Alvaro Morata of Chelsea celebrates scoring the third goal (his second) during the Premier League match between Stoke City and Chelsea at Bet365 Stadium on September 23, 2017 in Stoke on Trent, England.

Chelsea Manager Antonio Conte reacts during the Premier League match between Stoke City and Chelsea at Bet365 Stadium on September 23, 2017 in Stoke on Trent, England.

Chelsea Manager Antonio Conte reacts during the Premier League match between Stoke City and Chelsea at Bet365 Stadium on September 23, 2017 in Stoke on Trent, England.

Alvaro Morata of Chelsea scores a goal to make it 0-4 during the Premier League match between Stoke City and Chelsea at Bet365 Stadium on September 23, 2017 in Stoke on Trent, England.

Alvaro Morata of Chelsea celebrates his side's third goal during the Premier League match between Stoke City and Chelsea at Bet365 Stadium on September 23, 2017 in Stoke on Trent, England.

Alvaro Morata of Chelsea celebrates with the match ball at full time during the Premier League match between Stoke City and Chelsea at Bet365 Stadium on September 23, 2017 in Stoke on Trent, England.

Stoke City's Welsh manager Mark Hughes reacts as he leaves the touchline during the English Premier League football match between Stoke City and Chelsea at the Bet365 Stadium in Stoke-on-Trent, central England on September 23,...More