Chelsea's Brazilian-born Spanish striker Diego Costa (L) in action during the start of the English Premier League football match between West Ham United and Chelsea at The Boleyn Ground in Upton Park, east London on October 24, 2015. AFP PHOTO / IAN KINGTON 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 IAN KINGTON/AFP/Getty Images)
