WASHINGTON (AP) — President Donald Trump has a sophisticated machine at his disposal for gathering and analyzing information: the U.S. government.

But many of his inflammatory statements come from another place, an ethereal world where his sources are never identified:

"They say. ... Well, that's what the word is. ... That's the way it was explained."

Over the past week of impeachment hearings, Trump blew past the consensus of national security and foreign policy professionals, dismissing them as Never Trumpers, and dug in with his theory of Ukrainian misdeeds that they said is false.

In the c...