Stephen Colbert mocked Trump's recent appearance on the roof of the White House during the opening monologue of Tuesday's ...

If you are considering doing a little more redrawing in Illinois, you already have some crazy districts in Illinois,” the lame-duck late night host pointed out.

It was a casualty of audience migration — away from legacy television toward streaming, social media and podcasts.

Stephen Colbert is going from pretending to be a comedian on late-night television to ... pretending to be a talk show host on late-night television. The soon-to-be-former host of "The Late Show with ...