Racing PositionsKokorin, Mamaev have custody time extended6YESPNRussia internationals charged with hooliganism6YReutersRussia's Kokorin, Mamaev detained over attacks6YReutersZenit condemn alleged attack by Kokorin6YESPNKokorin right to apologise for party - RFS chief8YESPN staffRussia pair fined for attending lavish party8YAssociated PressRussia's Kokorin, Mamaev fined for party8YESPN staff