The World Tonight

Politicians in Libya are demanding an official investigation into floods that wiped out parts of the city of Derna. Thousands of people were killed after two dams collapsed during a storm at the weekend. Many Libyans have blamed poor infrastructure maintenance. The United Nations has also criticised the country's alert system.

Also in the programme: it has emerged that a Russia pilot tried to shoot down a RAF surveillance plane believing he had permission to fire in an incident last year; and we visit the historic India Club in London as it prepares to close its doors for the last time.

Also in the programme; the family of Sara Sharif arrive back in the UK to arrest on suspicion of her murder; and a US newspaper group is appointing a Taylor Swift correspondent.

Thousands may have died after storm waters swept through parts of north eastern Libya. We hear from those caught up in the deluge.

Also on the programme:

The Government is reportedly poised to ban single-use vapes. We hear about their impact on one family - from the father of two teenage daughters who've become addicted to e-cigarettes.

And the man who identified a stolen Van Gogh painting when it resufaced in an IKEA bag.

It’s been three days since the 6.8 magnitude earthquake struck Morocco. We hear more about the response to the disaster from a former Moroccan Tourism Minister.

Also on the programme: the arrest of a researcher in Parliament accused of spying for the Chinese Communist Party reignites the debate about how the UK handles relations with Beijing; and we remember Professor Sir Ian Wilmut – one of the leaders of the team that created the world’s first cloned mammal – Dolly the sheep.

Also in the programme; an Italian scientist tells us how the suspension of Horizon in the UK helped persuade him to move to Spain; and the Ezra Collective win the Mercury Prize.

The Prime Minister is set to announce that Britain will re-join the EU's flagship science research scheme, Horizon. We get reaction from Britain's leading scientists.

Also on the programme:

A nationwide manhunt is on for a terror suspect who's escaped from MP Wandsworth. We get reaction from a former head of the UK's Counter Terrorism Security Office.

And Margaret Betts - one of the last surviving female codebreakers of Bletchley Park - has died. Her son pays tribute to his mother.

China's economic strengths and weaknesses

The UK government to designate the Wagner group as a terrorist organisation

Police Scotland to pilot not investigating some crimes

MPs seek amendments to the Economic Crime Bill

Did Rishi Sunak cut capital spending on England's schools when chancellor?

Google's place in the AI race

School safety worries: we hear from a school governor, a parent, and a structural engineer.

Also on the programme: Johannesburg fire, spinal cancer hope, Long Covid, and a classical music bust-up.

(Photo: An empty classroom in Newcastle-under-Lyme, Staffordshire, 2021. Credit: Reuters/Carl Recine)

Analysing the evolving use of drones in the Russia-Ukraine war

The proposed closure of railway ticket offices in England

Should we be rethinking how we define cancer?