The Hindu : International : 2,000 U.S. troops killed in Iraq: Russian expert

"Official statistics do not include casualties among non-U.S. nationals who sign up to serve in the American armed forces in order to get a U.S. `green card.' According to reliable information the share of non-Americans in the U.S. force in Iraq may be as high as 60 per cent," the source said. "The real number of U.S. losses may be as high as 2,000 casualties and up to 12,000 wounded," the military diplomat said.