In the final episode of this five-part series on the Iowa caucuses, we take you back to Iowa one last time for the final sprint before caucus day. We explore how impeachment is impacting the campaigns, attend events with major surrogates like Alexandria Ocasio-Cortez, and talk with Iowa elected officials about who they will endorse.

In episode four of this five-part series on the Iowa caucuses, we take you behind the scenes as the campaigns prepare for one of the biggest nights of the primary season, the Liberty and Justice Dinner.

In episode three of this five-part miniseries on the Iowa caucuses, we dive into the all-important race to lock down the state’s key endorsements.

In episode two of this five-part miniseries on the Iowa caucuses hosted by Tommy Vietor and produced by Pineapple Street Studios, we’ll learn how violence at the 1968 Democratic National Convention led to Iowa becoming the first contest of the campaign season.

This is the first episode of a five-part miniseries on the Iowa caucuses hosted by Tommy Vietor and produced by Pineapple Street Studios. In episode one, Tommy looks back at Barack Obama's 2008 Iowa operation to explain how he won, how that victory propelled him to the White House, and why Obama says his Iowa caucus victory was more meaningful than the night he was elected president.