A video grab shows various bodies lying on the floor at a mosque in the Shaab district of eastern Baghdad March 26, 2006. Politicians from Iraq's Shi'ite majority accused U.S. troops of massacring 20 worshippers at a Baghdad mosque on Sunday but police and residents said many died in clashes between Shi'ite militia fighters and Americans. [Reuters]

A video grab shows various bodies lying on the floor at a mosque in the Shaab district of eastern Baghdad March 26, 2006. Politicians from Iraq's Shi'ite majority accused U.S. troops of massacring 20 worshippers at a Baghdad mosque on Sunday but police and residents said many died in clashes between Shi'ite militia fighters and Americans. [Reuters]