VILLARREAL, SPAIN - APRIL 28: Coach of Liverpool Jurgen Klopp, arguing with referee Damir Skomina of Slovenia is defended by coach of Villarreal Marcelino Garcia Toral during the UEFA Europa League semi final first leg match between Villarreal CF and Liverpool FC at Estadio El Madrigal stadium on April 28, 2016 in Villarreal, Spain. (Photo by Jean Catuffe/Getty Images)
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