Inside the Caucus That Spilled Into the Parking LotThe Helton family enjoy volunteering for the Democratic party in Des Moines, but they were overwhelmed by the record-breaking turnout on caucus day.Get more newsLiveonPrintFeb. 2, 2016, 9:46 PM UTC / Updated Feb. 2, 2016, 9:46 PM UTCBy Matt RiveraMatt RiveraEditorial Director, Content Strategy, Meet the Press