Russian muslims pray in front of an Orthodox church, near the Central Mosque, during Eid al-Adha festival in Moscow on October 4, 2014. Muslims across the world are preparing to celebrate the annual festival of Eid al-Adha, or the Festival of Sacrifice, which marks the end of the Hajj pilgrimage to Mecca and commemorates Prophet Abraham's readiness to sacrifice his son to show obedience to God. AFP PHOTO / DMITRY SEREBRYAKOV        (Photo credit should read DMITRY SEREBRYAKOV/AFP/Getty Images)