The UN's food agency has warned that families trapped within the besieged Sudanese city of el-Fasher face starvation. Also on the programme, an investigation into the gangs running illegal migration from France to Britain; we speak to 93 year-old Nobel prize winner Setsuko Thurlow about surviving the Hiroshima nuclear bomb.

(Photo: Houda Ali Mohammed, 32, a displaced Sudanese mother of four, prepares food at a camp shelter amid the ongoing conflict between the paramilitary Rapid Support Forces (RSF) and the Sudanese army, in Tawila, North Darfur, Sudan, July 30, 2025. REUTERS/Mohamed Jamal/File Photo)