Hello and welcome to the Intelligence from the Economist. I'm your host Aure Ogunbi.

Every weekday we provide a fresh perspective on the events shaping your world.

Bowel Cancer used to be seen as an old people's disease, but this misconception has meant

that cases in young people, which are on the rise, are being missed.

Our correspondent digs into what's being done to change that.

And, New York might be one of the filthiest cities in the rich world.

People leave their rubbish and bags on the pavement, and it invites rats, which is not very present.

The city sanitation department has a new policy on bins, which could help.

But first.

Today, we're bringing you a story of war that may be less well known, but is no less horrifying than those in Israel and Ukraine.

It comes from Kenley Salmon, our Africa correspondent.

He's been speaking to survivors of the conflicts in Sudan.

A warning. The stories they've told him are disturbing.

Hannon Kamis is a Sudanese woman.

She's part of a black African community in West 4, called the Masolate.

And she and her 23-month-old baby boy, Sabir, had been living in what had become a war zone, the city of Al-Janin.

And in mid-June, the gunfire and the rockets just became too much.

And Hannon decided she had to flee.

So, she hoisted her baby Sabir onto her back, strapped him on, and started walking from Sudan towards neighbor and Chad.

But on the way, fighters, who she says were wearing the uniforms of the rapid support forces or the RSF, swooped down on them, suddenly blocking the road and surrounding them.

She told me that some of the young fighters were barely more than teenagers.

They shouted that men couldn't pass.

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