Just as Stephen Colbert and other late-night comics found their political voice, streaming shifted the power dynamics. As their influence waned, Trump's rose.

Stephen Colbert received messages of support and affection from his fellow late-night hosts after announcing that CBS was canceling his show, "The Late Show With Stephen Colbert," next May.

The network’s bombshell announcement that the “Late Show” will end next May takes away President Trump’s most prominent TV ...