Others admitted there was a problem with Russian fans, but believed England fans had provoked them. Russian football games are heavily policed, and cordons of stewards and riot police are usually present in high-risk matches. England fans were singing “rude songs” about the tennis player Maria Sharapova and the Russian president, Vladimir Putin, said Petrosyan, which riled the Russia fans. Earlier in the day, it had announced that it would open a disciplinary case against Russian fans over crowd disturbances, racist behaviour and fireworks being set off. Uefa told both Russia and England fans on Sunday afternoon that their teams could be thrown out of Euro 2016.
Source: The Guardian June 12, 2016 15:59 UTC