Shi'ite Muslims mourn during a Muharram procession to mark Ashura in Delhi, India, October 24, 2015. 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/Anindito Mukherjee TPX IMAGES OF THE DAY