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

I'm Nick Miles, and in the early hours of Wednesday,

the 31st of May, these are our main stories.

NATO is sending hundreds more troops to Kosovo

after its peacekeepers came under attack on Monday.

Leading experts in the field of artificial intelligence

or AI say the new technology could pose

an existential threat to humanity.

Vladimir Putin says he'll boost Moscow's air defenses

after an aerial attack on the Russian capital.

Also in this podcast,

in the recent days, they found the footprint they say

that it was fresh.

Clues have been found in the search for four missing children

in the Colombian Amazon since a plane crash last month.

NATO has announced the deployment of an extra 700 troops

to Kosovo after 30 peacekeepers were hurt in clashes

with protesters on Monday.

The unrest was sparked when ethnic Albanian mayors

took office in Serb Majority Areas.

They'd been elected in a vote boycotted by Serbs.

At least 50 protesters were also injured in the clashes.

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