LIVERPOOL, ENGLAND - JANUARY 20: Diego Costa of Chelsea reacts during the Capital One Cup Semi-Final first leg match between Liverpool and Chelsea at Anfield on January 20, 2015 in Liverpool, England. (Photo by Michael Regan/Getty Images)
LIVERPOOL, ENGLAND - JANUARY 20: Diego Costa of Chelsea reacts during the Capital One Cup Semi-Final first leg match between Liverpool and Chelsea at Anfield on January 20, 2015 in Liverpool, England. (Photo by Michael Regan/Getty Images)