Sharon Reich-Garson

raid in Venezuela, world leaders are no longer laughing off President Trump's vow to buy or take Greenland against its will.

Because we need Greenland for national security, so I may do that.

And the administration's military threats are testing the patience of America's allies and the strength of the NATO alliance.

On this week's On Assignment, host Jonah Green calls up correspondent Jacob Gronholdt-Peterson, who traveled to the Arctic island to see how this tug of war with the U.S.

is playing out on the ground.

We'll drop a link in today's description.

Turns out America's biggest economies and the European Union have clinched a mega trade deal after a quarter century of talks.

In fact, analysts say the Trump administration's pressure tactics in the region may have helped the deal finally get over the line.

The pact between the EU and South America's Mercosur, which includes Brazil, Argentina, Paraguay, and Uruguay, will substantially boost ties in a region that saw commerce with China soar in recent decades, while U.S.

influence plummeted.

Lucinda Elliott has more.

But not everyone's pleased.

Farmers across the EU have been protesting for months, hoping to squash the deal, and have continued, even after it was agreed to, dumping tractor loads of potatoes in Paris and Brussels and protesting in Ireland and Greece.

We're turning to China now, where an app with a name you won't forget, Are You Dead?, is taking off.

It's designed as a safety check for those on their own, and its viral success points to a bigger shift, the rise of one-person households.

Farah Master is in Hong Kong and explains how it works.

But Farah says the app's name, Are You Dead?, has sparked some controversy.

That new name for international release is Dumumu.

In a packed nightclub in Beirut, Lebanon, the man behind the decks isn't your typical DJ.

By night, the crowds dance and sway to the DJ priest's spinning, and by day, Father Guilherme Peixoto is better known for leading mass.