Iowa's June primary election is heating up. Republican senatorial candidates have been debating, buying ads, and collecting big name endorsements. But, only one will be campaigning to take incumbent Democrat Tom Harkin's seat. Host Dean Borg talks with Kathie Obradovich, Political Columnist for the Des Moines Register and Tim Hagle, Associate Professor of Political Science at University of Iowa about Iowa's primary races for Congress and U.S. Senate. They also discuss Iowa Governor Terry Branstad's bristling at observations by Republican activist Doug Gross on the Branstad aministration's handling of a spate of controversies.