Russia is currently hosting the FIFA Confederations Cup. The football tournament brings together eight teams in four Russian cities. It's a perfect opportunity for the country to test its stadiums but also its security before it hosts the World Cup next year. Hooligans are one of the main challenges. Our correspondents in Moscow went to find out how Russian authorities are cracking down on violent fans.
A programme prepared by Patrick Lovett, Charlotte Prudhomme and Laura Burloux.