Major floods, another new state law challenged, targeted Iowa legislative races

Laura Belin and Spencer Dirks lead with the state's response to massive flooding across northwest Iowa, in some areas surpassing 1993 levels. Other topics discussed: Attorney General Brenna Bird launches a cold case unit and joins another legal effort to help Donald Trump, beverage makers file federal lawsuit over Iowa law on hemp consumables, a national Democratic group targets seven Iowa House and Senate races, and notable findings from the latest Iowa Poll by Selzer & Co for the Des Moines Register and Mediacom.