An Iranian man helps to smear mud on the face of another during the Ashura religious festival in Khorramabad, 491 km (307 miles) southwest of Tehran, Jan. 7, 2009. Muslims all over the world mourn the slaying of Imam Hussein, a grandson of Prophet Mohammed, during the first ten days of the Islamic month of Moharram. Imam Hussein was killed by his political rivals along with 72 companions in Iraq some 1,300 years ago.[Xinhua]