Indian Shiite Muslim devotees take part in a Muharram procession in Calcutta, capital of east India's West Bengal State, on Nov. 15, 2013. They celebrate the religious festival of Ashura, which falls on the tenth day of Muharram in the Islamic calendar, to mark the seventh century killing of Imam Hussein, the grandson of Prophet Mohammed, in the Battle of Karbala in central Iraq. (Xinhua/Tumpa Mondal)