This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.DES MOINES, Iowa — Sen. Cory Booker made presidential campaign stops throughout Iowa last week. He sat down with Dave Price and gave his take on the idea of the Green New Deal. For Democrats, 2020’s biggest political mission is defeating President Donald Trump. Price asked Booker why he thinks Trump won in 2016 and what that means for 2020. State Sen. Brad Zaun talks about his fight against traffic cameras, academic tenure and the way crowded primaries can sometimes turn out. Former U.S. Attorney General Eric Holder spoke twice at Drake University. Afterwards, he talked about what factors he is considering before he announces whether he, too, will run for president. Brad Zaun answers questions on this week’s Quick Six.