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I think the people of Iowa have sent a very profound message to the political establishment, to the economic establishment and by the way to the media establishment. That is given the enormous crises facing our country, it is just too late for establishment politics and establishment economics. - Bernie Sanders at Iowa caucuses

Vermont Senator Bernie Sanders came within a whisker of upsetting Hillary Clinton in the Iowa caucuses, Feb. 1.

As a former first lady and secretary of state, Hillary Clinton was supposed to have had a lock on the Democratic presidential nomination. Instead, she took Iowa with the slimmest of margins in caucus history — just 0.2 per cent, meaning that the battle is far from over, and that the Sanders insurgency is very real.

Can the 74-year-old political underdog keep rising?

Guests in this segment:

This segment was produced by The Current's Julian Uzielli, Shannon Higgins and Taylor Simmons.