The $1 billion elephant in Iowa’s caucus rooms

Iowa gets the first word on presidential nominees through its precinct caucuses, scheduled for Feb. 1, so the Hawkeye State is awash with candidates who are trying to build a bond with voters. "Yet for all their love for everyday Iowans, none of the candidates is getting anywhere near the biggest crisis to hit the state in years - one of the worst animal health emergencies in U.S. history," says Politico Magazine.