US pop diva Madonna performs on stage during her "MDNA" world tour at the Olympic Stadium in Kiev on August 4. Supporters of Russia's powerful Orthodox Church called on the authorities Tuesday to ban ... more 

US pop diva Madonna performs on stage during her "MDNA" world tour at the Olympic Stadium in Kiev on August 4. Supporters of Russia's powerful Orthodox Church called on the authorities Tuesday to ban Madonna's concerts after the US pop icon called for the release of three members of the Pussy Riot protest band less