This is the Global News Podcast from the BBC World Service.

I'm Nick Miles, and in the early hours of Saturday, the 28th of December, these are our main stories.

The Mexican government has unveiled an emergency measure to protect migrants in the United States

who might face deportation once Donald Trump takes office.

The White House says North Korean troops are experiencing

mass casualties in what it calls hopeless assaults against Ukrainian positions in Russia's Kursk region.

A senior Houthi official in Yemen has told the BBC the movement will continue attacking Israel

despite intensified Israeli airstrikes.

Also in this podcast, we meet the baboon expert on what they reveal about us.

They've got nine hours of free time every day, and they spent all of it devoted to generating psychological stress for each other.

Mexico's government has announced an emergency strategy to protect migrants in the United States

ahead of the inauguration of the President-elect Donald Trump next month.

Mr. Trump has threatened to deport millions of illegal migrants.

Now, one of the measures involves mobile phones,

and the Mexican Foreign Minister Juan Ramon de la Fuente explained how it could work.

It's an information and assistance centre for Mexican people,

a call centre that's already operating 24-7,

and soon it will also be active through a very simple procedure,

an alert button that's already been implemented on a small scale in some places

and appears to be working very well.

You push the alert button and that

sends a signal to the nearest consulate and to the relatives whose contact details you've saved on

...