Members of Special Police Force from the city of Zenica participate during an anti soccer hooligan exercise with people role-playing as demonstrators in Nemila, March 18, 2013. The local police organized a final exercise in preparation against soccer hooliganism for the upcoming World Cup qualifier soccer match between Greece and Bosnia on March 22. According to local medai, local police are anticipating violence which may arise among Serbian supporters, who support the Greek team, and Bosnian fans. REUTERS/Dado Ruvic ( BOSNIA/ )