Danny Hayes and Matt Guardino demonstrate that critical statements by leaders of foreign nations and officials from international organizations who appeared in the U.S. mainstream media before the invasion of Iraq caused many Democrats and independents to express opposition to the war. Our study, which relies on an analysis of more than 1,400 TV news stories and nine public opinion surveys including more than 5,700 respondents, offers the first empirical evidence that foreign elite voices in the news can shape American attitudes.