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DERRY, NH - FEBRUARY 03:  Democratic Presidential candidates Sen. Bernie Sanders (I-VT) speaks during a CNN and the New Hampshire Democratic Party hosted Democratic Presidential Town Hall at the Derry Opera House on February 3, 2016 in Derry, New Hampshire.  (Photo by Joe Raedle/Getty Images)
DERRY, NH - FEBRUARY 03:  Democratic Presidential candidates Sen. Bernie Sanders (I-VT) speaks during a CNN and the New Hampshire Democratic Party hosted Democratic Presidential Town Hall at the Derry Opera House on February 3, 2016 in Derry, New Hampshire.  (Photo by Joe Raedle/Getty Images)

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Bernie Sanders: Big money controls Washington

CNN's Jake Tapper speaks with Bernie Sanders ahead of the New Hampshire primary about a variety of campaign topics.

Bernie Sanders: Big money controls Washington

CNN's Jake Tapper speaks with Bernie Sanders ahead of the New Hampshire primary about a variety of campaign topics.