Donald Trump posted another AI-generated video, this time one in which he attacks the former "Late Show" host. Stephen Colbert. It's crazy, and sad.

The bulk of the president's social media posts don't make news. But taken together they show what's on his mind as he leads the nation through war and domestic turmoil.

President Trump signed executive actions related to immigration. One directs state and federal officials to publish lists of “sanctuary city” jurisdictions. Another requires English proficiency for truckers.