Chelsea's Brazilian-born Spanish striker Diego Costa (C) controls the ball during the English Premier League football match between Chelsea and Southampton at Stamford Bridge in London on March 15, 2015. AFP PHOTO / BEN STANSALL 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 45 IMAGES, NO VIDEO EMULATION. NO USE IN BETTING, GAMES OR SINGLE CLUB/LEAGUE/PLAYER PUBLICATIONS. (Photo credit should read BEN STANSALL/AFP via Getty Images)
