For all of his many other legal and political problems, is it possible that the U.S. president could be brought down by a porn star?

A new book on Donald Trump's White House mostly tells us what we already knew: that Trump is unqualified to be president and incapable of staffing his administration with competent aides.

U..S President Donald Trump and his allies in Congress appear determined to torpedo Special Counsel Robert Mueller's independent legal inquiry.

The risk of a US military confrontation with North Korea, coupled with President Donald Trump's increasingly peculiar behavior, has put official Washington on edge.

Without any defined responsibilities, Trump's chief strategist intruded wherever he wished — and ended up with a lot of enemies.

There's no relief in sight for Donald Trump as investigators probe whether his compaign colluded with Russian efforts to tip the U.S. presidential election in his favor.

Judging by his post-election transition — which has been, hands down, the strangest in U.S. history — all we really know about how Donald Trump will govern is that we must expect the unexpected.

In January, Donald Trump will head to Washington with his team of radical, inexperienced and inordinately wealthy Cabinet picks. But he is not nearly as invincible as he seems to believe.