But Mr. Trump respects Waltz, sources said, and, unlike some figures in Mr. Trump's first term, Waltz wasn't ousted unceremoniously. He was instead given a high-profile new post.

The "Godfather of AI" said certain industries are going to be wiped out sooner than others. Geoffrey Hinton said that "mundane intellectual labor" is at the most risk. He said mass job ...

Trump added in his post that Rubio will simultaneously serve as his interim national security advisor after Waltz left the role on Thursday. In 1973, then-President Richard Nixon made a similar ...

But in the end, Waltz never made the offer, and Mr. Trump has not asked him to step down, several sources said. Publicly, Mr. Trump signaled his support for Waltz by calling him "a good man" who ...