Chelsea registered a 2-0 victory over their London rivals Tottenham in the Premier League but the win was overshadowed by allegations of racist abuse.
It's after Chelsea defender Antonio Rudiger reported he had been subjected to discriminatory chanting by fans.
Brazilian forward Willian scored both goals before Spurs striker Son Heung-Min was shown a straight red card for violent conduct.
Elsewhere, Watford beat Manchester United 2-0 to win their first game under new manager Nigel Pearson.


Pogacar wins record-equalling fifth Tour de France title
Herbert storms to record-breaking LIV Golf UK victory
India’s prodigy Sooryavanshi leads the way in T20 series success
Norris wins Hungarian Grand Prix for McLaren
Abu Dhabi UFC Fight Night ends with Ankalaev fifth-round victory
