Bernie Sanders Tells Stephen Colbert He's Still Optimistic

After Republican Donald Trump's presidential victory, many have wondered just exactly how former Democratic candidate Bernie Sanders is reacting. The grass-roots candidate known for his candor sat down with Late Show host Stephen Colbert to explore both best- and worst-case scenarios of a Trump presidency.

Overall he's surprisingly hopeful. "When millions of people stand up and fight back, we will not be denied," Sanders said.