FLINT, MI - MARCH 06:  Democratic presidential candidate Senator Bernie Sanders (D-VT) and Democratic presidential candidate Hillary Clinton speak during the CNN Democratic Presidential Primary Debate at the Whiting Auditorium at the Cultural Center Campus on March 6, 2016 in Flint, Michigan. Voters in Michigan will go to the polls March 8 for the state's primary.  (Photo by Scott Olson/Getty Images)
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FLINT, MI - MARCH 06: Democratic presidential candidate Senator Bernie Sanders (D-VT) and Democratic presidential candidate Hillary Clinton speak during the CNN Democratic Presidential Primary Debate at the Whiting Auditorium at the Cultural Center Campus on March 6, 2016 in Flint, Michigan. Voters in Michigan will go to the polls March 8 for the state's primary. (Photo by Scott Olson/Getty Images)
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