The 2020 Iowa caucuses are less than a year away, and Democratic campaigns are in full swing. With more than a dozen candidates meeting DNC requirements for the debates, Joe Biden, Bernie Sanders, Elizabeth Warren, and Pete Buttigieg lead the pack according to a recent poll. As voters move further left in the Trump era, centrists candidates are facing stiff competition from progressives. Here are where the front-runners stand on the issues that could shape America’s future.

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