HULL, ENGLAND - MARCH 22: Diego Costa of Chelsea appeals during the Barclays Premier League match between Hull City and Chelsea at KC Stadium on March 22, 2015 in Hull, England. (Photo by Matthew Lewis/Getty Images)
HULL, ENGLAND - MARCH 22: Diego Costa of Chelsea appeals during the Barclays Premier League match between Hull City and Chelsea at KC Stadium on March 22, 2015 in Hull, England. (Photo by Matthew Lewis/Getty Images)