CHELSEA-LIVERPOOLJurgen Klopp praises "world class" Diego CostaJurgen Klopp knows his Liverpool defenders will be in for a tough evening when they face Chelsea's Diego Costa in the Premier League on Friday.AStvActualizado a 14 de septiembre de 2016 18:39 CEST0Etiquetado en:Jurgen KloppDiego CostaChelsea FCPremier LeagueFootball leaguesTeamsFootballCompetitionsSports