International football games have always a risk of hooligans fights and riots but everybody know that situation is worse during domestic leagues or cup competitions matches.
Despite of co-operation of many Polices from different countries it's impossible to prevent before unwanted hooligans and their behaviors.
Euro 2012 organisers estimate number of supporters visiting Poland at 700 thousands. Mainly from Russia, Germany, Ireland, Spain, Italy, Croatia and quarter and semi-finalists.
Most of group stage games are recognised as low riski but one game is different. It's the match between Euro 2012 co-host Poland and Russia.
Both nationalities haven't got played recently but when it comes to clash it's always memorable day. For example during the last club competition Europa League game between Legia Warsaw and Spartak Moscow when Legia defeated Spartak 3:2 on away game.
Russians who played their first game in Wroclaw defeated Czech Republic 4:1. Several dozens of Russian fans arrived to Poland to support their national team in Euro 2012 tournament.
Uefa has opened disciplinary proceedings against Russia for behaviour of its supporters during game with Czech Republic.
Russians play their next game on Tuesday in Warsaw the capital of Poland.
Situation in the stadium should be under control. The main problem will be in the city and pubs. Most of the ticket holders will be from Poland and thousands of Russians fans will have to watch the game in pubs.
Warsaw city authorities made a fuss themselves when they denied Russian Football Association to create their own fan zone in Torwar only for Russian supporters. Now thousands of Russians will have to watch Russia - Poland match in the pubs.