LONDON, ENGLAND - SEPTEMBER 16: Chelsea's Diego Costa reacts during the Premier League match between Chelsea and Liverpool at Stamford Bridge on September 16, 2016 in London, England. (Photo by Craig Mercer/CameraSport via Getty Images)
LONDON, ENGLAND - SEPTEMBER 16: Chelsea's Diego Costa reacts during the Premier League match between Chelsea and Liverpool at Stamford Bridge on September 16, 2016 in London, England. (Photo by Craig Mercer/CameraSport via Getty Images)