You're listening to the Global News Podcast from the BBC World Service.

Hello, I'm Oliver Conway. This edition is published in the early hours of Sunday the 25th of May.

Ukraine says almost all the prisoners released by Russia in the current swap were tortured and brainwashed.

Nine children from one family are reported to have been killed by an Israeli strike in Gaza.

And Hungary's main opposition leader has trekked 300 kilometers to Romania to rally support from ethnic Hungarians.

Also in this podcast,

A film shot secretly in Iran wins the top prize in Cannes.

And are Brazilian farmers turned TikTok stars planting disinformation?

But first, amid the brutality of Russia's invasion, a small moment of hope in Ukraine on Saturday,

as more than 300 prisoners of war were handed back by the Russian military.

The families gathered to welcome the bus buses home, some holding portraits of soldiers missing or in captivity.

Yana, it's hopeful she'll get news of her husband.

I'm looking for my husband. He went missing six months ago. It happened on the Kursk Front Line.

There is no information whatsoever.

Where he is, how he is.

Maybe the released prisoners will recognise his photo and share any information.

No one recognised him yesterday.

We're here for a second day, waiting.

Maybe it will happen today.

Well, it was the second stage of a three-day prisoner swap, the largest of the war so far, in which Russia and Ukraine are due to hand over

a thousand detainees each. The exchange was the only successful outcome of the recent

face-to-face talks between the two sides. The Kremlin says it will publish its conditions for peace

...