In politics-crazy Iowa, one Democratic couple simply can't agree You wouldn't know it from their friendly banter and loving embraces, but Rod Sullivan and Melissa Fath will be passionately pitted against one another during the Iowa caucuses on Monday. The Iowa City Democrats have been married since 1998 and have only caucused together twice (for Barack Obama in 2008 and 2012). Rod, a staunch Elizabeth Warren supporter, and Melissa, who backs Amy Klobuchar, are both spending the last days before the caucus door-knocking for their candidates. IMAGES AND SOUNDBITES