The flash from an explosion is seen between two buildings in the holy city of Karbala, Iraq, Tuesday, March 2, 2004, during the holy day of Ashoura, a Shiite festival. A series of coordinated blasts struck major Shiite Muslim shrines in Karbala and Baghdad on Tuesday as pilgrims converged on the climactic day of the sect's most important religious festival. Over 100 were killed and wounded, witnesses said. (AP Photo/ APTV)