With votes still be counted in a very tight race in Michigan, Bernie Sanders said he has the momentum to win the White House.
Hillary Clinton easily won Mississippi, but was surprised by the close results in critical Michigan.
For Bernie Sanders, the results underscore changing American politics.
IN: "And whether...
OUT: ...of the country."
DUR: 25
Vermont Senator Bernie Sanders says he can win the nomination and the White House, no matter how far behind his campaign started.
IN: "We were...
OUT: ...to win."
DUR: 16
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