Eye on Congress:The Big Story

Less than one week to go, and it's anyone's guess who will win the Iowa Caucuses. What's the biggest thing on Iowans' minds as they decide? Impeachment? Electability? Personal likability? Caucus expert and political scientist David Redlawsk , who has spent the last six months on sabbatical in Iowa, talks us through what to expect on Feb. 3. Learn more about your ad choices. Visit megaphone.fm/adchoices