AdvertisementVIDEO: What Iowa Looks Like Ahead Of The CaucusesJanuary 29, 2020NPR StafffacebookEmailEdward Kennedy, 11, of Waukee, Iowa, and mayor of his school, asks Democratic presidential candidate Pete Buttigieg — former mayor of South Bend, Ind. — a question about climate change at a town hall in Winterset on Jan. 13. (NPR)