Hello and welcome to the Intelligence on Economist Radio. I'm your host, Jason Palmer. Every weekday, we provide a fresh perspective on the events shaping your world.

Today, Chicago will elect a new mayor. The colorful and outspoken incumbent Rahm Emanuel

is a former White House chief of staff. We chat with him and ask why he's stepping down, what he

has and hasn't done for Chicago, and how his tenure might hold lessons for other cities.

Last week, it started to look a lot more advantageous to have kids in Hungary.

The country's prime minister has made a pile of promises

to a shrinking demographic of young families,

but none would work so well as taking a softer line on immigration.

First up, though.

Starting tomorrow in Vietnam, North Korea's leader Kim Jong-un will meet with President Donald Trump for a second time.

We're going to have, I think, a very interesting two and a half days in Vietnam,

and we have a chance for the total denuclearization of an area of the world that was very dangerous.

That may sound like a grand and concrete ambition,

but there's some confusion as to what total denuclearization really

means. It seems that since the pair first met in Singapore last June, Mr. Trump has lowered his

sights a bit. Yesterday, he said he was not in a rush to denuclearization as long as North

Korea does no more weapons testing. How much diplomatic progress has been made since that Singapore summit?

And what do the two sides expect to achieve this time around?

In Singapore, Kim Jong-un and Donald Trump pledged to

establish a permanent peace regime on the Korean Peninsula

and to achieve the full denuclearization of the peninsula. But they didn't really agree on what that

meant. For the past few months, progress on any of those goals has been hampered by the fact

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