 Complete the following phrase:  Filatov has played extensively for Russias national teams in under-18 and under-20 tournaments. His first IIHF competition for Russia was the 2007 U18 Championship held in Finland. Russia won a gold medal in that tournament, and as an underaged player, Filatov contributed four goals and five assists in seven games. He led the Russian team in total points and was second to Alexei Cherepanov in goals scored. After this tournament, Russias coaches named Filatov as one of the teams three best players. Filatov also played at the 