AdvertisementAs Caucus Day Nears, Iowa Voters Guided By Big Health Care ChangesJanuary 31, 2020David GreeneWilliam JonesAshley WestermanHeidi GlennfacebookEmailGlenn Hurst gives Jeannette Massen a checkup at the Northcrest Living Center in Council Bluffs, Iowa. As they prepare to caucus, voters weigh which candidate to support and what health care should look like in the future. (Walker Pickering for NPR)