Chelsea's Brazilian-born Spanish striker Diego Costa (L) celebrates with Chelsea's Serbian midfielder Nemanja Matic after scoring their third goal during the English Premier League football match between Chelsea and Southampton at Stamford Bridge in London on April 25, 2017. / AFP PHOTO / Justin TALLIS / RESTRICTED TO EDITORIAL USE. No use with unauthorized audio, video, data, fixture lists, club/league logos or 'live' services. Online in-match use limited to 75 images, no video emulation. No use in betting, games or single club/league/player publications. / (Photo credit should read JUSTIN TALLIS/AFP via Getty Images)
