An Iraqi policeman stands guard over Shi'ite pilgrims who are taking part in a religious procession for Ashura in Kadhimiya district in Baghdad December 27, 2009. Ashura, the most important day in the Shi'ite calendar, commemorates the death of Imam Hussein, grandson of the Prophet Mohammad, in the 7th century battle of Kerbala.
REUTERS/Thaier al-Sudani (IRAQ - Tags: RELIGION ANNIVERSARY)