Jenna Johnson explains the result delays from the Iowa caucuses. Juliet Eilperin analyzes the state of the union — of President Trump’s environmental policies. And Abha Bhattarai on a new market for Lego.

Iowa and the future of election technology

Post Reports is the daily podcast from The Washington Post. Unparalleled reporting. Expert insight. Clear analysis. Everything you’ve come to expect from the newsroom of The Post, for your ears. Martine Powers and Elahe Izadi are your hosts, asking the questions you didn’t know you wanted answered. Published weekdays around 5 p.m. Eastern time.