The rivalry between the supporters of Olympiacos and the Marseille ultras is intensifying due to historical alliances with other supporter groups, making the scheduled OM-Olympiacos match in the Europa League particularly risky. #OMOlympiacos #LigueEuropa #Football (translated)
rmcsport.bfmtv.com
"Par un jeu d'alliances, les supporters de l'Olympiacos deviennent des ennemis des ultras marseillais": pourquoi OM-Olympiacos est aussi tendu
