Michigan primary becomes litmus test for Democratic divide

Fox News senior national correspondent Rich Edson reports from Detroit as Michigan's high-stakes primary is seen as a litmus test for division within the Democratic Party on 'Special Report.'

Fox News senior national correspondent Rich Edson reports from Detroit as Michigan voters head to the polls in a closely watched primary that is being viewed as a litmus test for division within the Democratic Party and the direction of the party heading into the midterm elections on 'Special Report.'