"The Late Show" host's savage impression captured the candidate in bitter Bernie mode.

Joe Biden surged in the race, leaving the Vermont senator to rethink his campaign strategy to win the Democratic nomination.

Sanders' strategy was premised on a divided electorate. That all changed with Super Tuesday.

Polling place closures in Black and Latino communities led to long lines on primary day and will hurt November's contest.

"We just dodged a bullet ― a Bernie bullet," one of the Democrats said.

He acknowledged that he still needs to do some work in turning out young voters, and he hit the "corporate media" for not treating him fairly.