Photo of the Day: The Tenth Day of Sorrow
Afghan Shi'ite Muslim men flagellate themselves during a Muharram procession to mark Ashura in Kabul on December 12, 2010. 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 7th century battle of Kerbala. (Shah Marai /AFP/Getty Images)