Hello and welcome to the explanation from the BBC World Service.

This is where we press polls on the busy 24-hour news cycle and dig a bit deeper behind the headlines.

Today the West Bank's nightmare started coming true.

Protest is trying to bricks in there, using bamboo poles to smash vehicles.

It's a city where mothers carry guns along with their groceries.

The spaces that people can run to for safety are shrinking every day here.

I'm Claire Graham and with the help of my BBC colleagues around the world,

I'll be trying to get a better understanding of the stories that matter to all of us.

Today North Korea, pilots' foundation in post-war geopolitics,

has led to its position as one of the world's most secretive countries.

Unconventional, maybe unpredictable, definitely.

But a meeting arranged via presidential Twitter has just ensured these two men are placed in history.

Donald Trump didn't just take one step into hostile territory, he took 20.

Before returning south, over the official military line which separates the two Koreas.

President Trump has just walked across the democation line that made him the first US president to visit our country.

On the 30th of June 2019, something unthinkable happened.

An American president sat fit in North Korea and shook hands with the country's supreme leader Kim Jong-un.

My lower backer has been the BBC's correspondence in South Korea since 2017

and she was there to witness history in the making.

What are your memories of that moment?

Donald Trump had sent a tweet as he often did as president and we wondered if Kim Jong-un would pick up the invitation.

Now, I have to say it was a bit unprofessional but all of us were certainly going to make bets going,

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