Members of the riot police stand guard prior to the Greek Cup final football match between PAOK Saloniki and Panathinaikos Athens at the Athens Olympic Stadium on April 26, 2014.  Swedish striker Marcus Berg scored a hat trick and Nikos Karelis added another goal to lead Panathinaikos to a 4-1 violence-hit Greek Cup final victory over PAOK on April 26. AFP PHOTO / ARIS MESSINIS        (Photo credit should read ARIS MESSINIS/AFP via Getty Images)