Alex Osola

Go to WSJ.com for more on this breaking story.

Mortgage rates have fallen below 6% this week for the first time in more than three years.

Freddie Mac said today that the average rate for a 30-year fixed mortgage was 5.98%.

WSJ personal finance reporter Veronica Dagger says that might help boost home sales going into the crucial spring home-buying season.

Speaking of housing, New York City Mayor Zoran Mamdani met President Trump in Washington today to discuss building more housing.

The two political opposites have found common ground on the issue of affordability.

Last year, the U.S.

experienced something that hasn't happened in almost a century, net negative migration.

More people moved out than moved in.

The Brookings Institution, a think tank, puts the net loss at around 150,000 people.

The Trump administration has said this shows the effects of its immigration crackdown with 675,000 deportations.

But there's also something else going on.

America's own citizens are leaving in record numbers.

A Wall Street Journal analysis of data from 15 countries showed that at least 180,000 Americans left, too.

Joe Parkinson, who leads the journal's World Enterprise team, joins me now from London.

Joe, I want to start with how we actually know that this is happening.

Does the U.S.

government measure the number of citizens who are moving elsewhere?

When did this outflow of Americans start, really?

From speaking to individuals, what are some of the sort of catalysts for making people make this change?