Shi'ite Muslims flagellate themselves during a Muharram procession to mark Ashura in the old quarters of Delhi November 15, 2013. Ashura, which falls on the 10th day of the Islamic month of Muharram, commemorates the death of Imam Hussein, grandson of Prophet Mohammad, who was killed in the seventh century battle of Kerbala. REUTERS/Mansi Thapliyal (INDIA - Tags: RELIGION)