Senator Ted Cruz was the winner of the Iowa Republican presidential caucus, the first official test of the 2016 U.S. presidential campaign. But the Democratic race between Hillary Clinton and challenger Bernie Sanders ended in a virtual tie, suggesting a long primary battle to come. VOA’s Kane Farabaugh talks to Vincent Makori about how significant are the results of the Iowa caucus for the voters and which are the next step in the U.S. election process.