Sarah McCammon

Sarah McCammon worked for Iowa Public Radio as Morning Edition Host from January 2010 until December 2013.

Four years ago, libertarians were an important force in the Republican presidential race. In the campaign for the 2012 nomination, Ron Paul was routinely drawing big crowds on college campuses.

There's a fierce political debate underway about how the U.S. should respond to refugees fleeing terror.

Presidential candidates have weighed in, with many Republicans calling for keeping refugees from Syria, or other countries with an ISIS presence, out of the U.S.

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At a time when Republicans have struggled to keep their party in order in Congress, while more than a dozen presidential candidates are taking primary shots at each other, Democrats like to

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