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How the Iowa caucus works

Each US primary election season kicks off in Iowa. Learn the process behind one of the pivotal events of the general election. More information available at http://www.vox.com/2016/1/25/10817088/iowa-caucus-2016-poll-trump-sanders Subscribe to our channel! http://goo.gl/0bsAjO Vox.com is a news website that helps you cut through the noise and understand what's really driving the events in the headlines. Check out http://www.vox.com to get up to speed on everything from Kurdistan to the Kim Kardashian app. Check out our full video catalog: http://goo.gl/IZONyE Follow Vox on Twitter: http://goo.gl/XFrZ5H Or on Facebook: http://goo.gl/U2g06o

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