President Trump meets El Salvador's president Monday at the White House to discuss the use of a Salvadoran supermax prison for migrants deported from the U.S.

Since the president first laid out his plans, markets have been on a wild ride for the past week. NPR senior national political correspondent Mara Liasson joins us now. Hi there. MARA LIASSON, BYLINE: ...

Hey, hey. Ho, ho... RASCOE: That's from yesterday here in Washington. And that's also where we'll start with NPR national political correspondent Mara Liasson. Good morning, Mara. MARA LIASSON, BYLINE ...

Mara Liasson is a national political correspondent for NPR. Her reports can be heard regularly on NPR's award-winning newsmagazine programs Morning Edition and All Things Considered. Liasson ...

NPR's senior national political correspondent Mara Liasson reports. MARA LIASSON, BYLINE: Public opinion polls show a majority of Americans still favor Ukraine over Russia by big margins. A March ...

As President Trump tries — with difficulty — to get a peace deal between Ukraine and Russia, public opinion about the conflict has been shifting.

NPR senior national political correspondent Mara Liasson joins us now. Hi there. MARA LIASSON, BYLINE: Hi there. SUMMERS: I mean, Mara, this was quite the plot twist. How did the president explain it?