Sen. Joni Ernst has won a second term, and state Sen. Randy Feenstra will succeed fellow Republican Steve King in Iowa's 4th Congressional District. Find all of our Iowa coverage here.
Republicans sought to hold congressional and legislative positions while voters passed a series of initiatives allowing casino gambling at the state's horse racing venues.
With the arrival of January, U.S. Rep. Steve King, R-Iowa, is in a House chamber that has even more Republicans than it did last year, following a November 2016 election that had bountiful results for the party. Things will get even better for Republicans on Friday, when Donald Trump is inau…