The latest five minute news bulletin from BBC World Service.

News of an AI agent going rogue leads us to explore the science of infiltration

Two rivers helped build civilisation. Now they are at the centre of a geopolitical struggle that casts a shadow over the future of the Middle East. For centuries, the Tigris and Euphrates carried goods, armies and ideas, shaping some of history's greatest empires. But today, a toxic mix of climate change, outdated irrigation methods and conflicting national interests is pushing these rivers to the brink. As Turkey’s vast dam projects reduce downstream flows, Iraq is being forced into negotiations that go far beyond water, touching on security cooperation, trade routes and energy. This is the story of how water became a geopolitical bargaining chip. Find out more about BBC Monitoring on our website: monitoring.bbc.co.uk/ Contributors: Dilay Yalcin, Mohammed al-Jumaily Producer: Dilay Yalcin, Barry Sadid Presenter: Krassi Ivanova Twigg Music: Pete Cunningham

Star student Yusron is told a dark secret and everything he believes in begins to unravel

Vietnam grown Robusta coffee is holding up better than Arabica as the climate warms

Erling Haaland’s Manchester derby winner reignites the VAR debate

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Polls suggest neck-and-neck race in Brazil election

Do men and women receive different medical treatment?