The Revolutionary Guards in Iran say they will retaliate after militants attacked a military parade in the south-western city of Ahvaz -- killing at least 24 people. Also in the programme: Anger over a rise in the pension age once again spills out on to Russia's streets; a new book sheds light on the daring extraction of a Cold War double agent, Oleg Gordievsky; and the ornate Chinese pastry that's helping economists work out whether corruption is rising, or falling! (Photo: Soldiers ducked for cover as shots were fired. Credit: AFP)

The leader of the European Council has criticised the British prime minister's approach to negotiations, but says he believes that a compromise over Brexit is still possible. Also in the programme: President Trump challenges the woman who has accused his Supreme Court nominee of sexual assault, demanding she provide evidence. Picture: Donald Tusk, President of the European Council. Credit: Getty Images

Extremist groups who have been fighting in the Syrian province of Idlib have been told they must leave. A significant number of these fighters are foreign militants. The BBC has an exclusive interview with two British fighters who are determined to stay. Also on the programme: we hear from Tanzania where at least a hundred people are known to have died when a ferry capsized on Lake Victoria. Plus, a previously undiscovered letter written by the first suffragette to go to prison shines a light on the early days of the movement. Picture: A Syrian rebel fighter mans a anti-aircraft gun loaded on the back of a pickup truck Credit: AFP/Getty Images

The World Anti Doping Agency lifts the suspension of Russia's doping watchdog RUSADA. Campaigners greet the decision with dismay. Also in the programme: a powerful interview with an Idlib resident and Bobi Wine returns to Uganda. Picture: The logo of the World Anti-Doping Agency (WADA), at the headquarters of the organisation in Montreal. Credit: MARC BRAIBANT/AFP/Getty Images

In the north-west of Syria next to Turkey, Idlib is now effectively a refuge for all the civilians and militants who've fled other parts of Syria as the Assad government and its ally Russia try to recapture a country broken by seven years of war. What is life like in Idlib with the constant threat of an invasion? We hear from Rania Kisar, a Syrian-American woman who runs a school in Idlib -- she's been there since the uprising against President Assad began. Also in the programme: The Ugandan opposition politician Bobi Wine has been intercepted by police on his return to the country; and EU leaders have stressed that Britain must provide guarantees on the Irish border before they will accept a deal on Brexit. Picture: Newly displaced Syrian children arrive to a refugee camp in Atimah village, Idlib province. Credit: Reuters.

The North Korean leader Kim Jong Un says he and the South Korean President Moon Jae-In have adopted a pact to end the "history of brutal and tragic confrontation and hostility" on the peninsula. Earlier Kim Jong Un pledged to close his country's missile testing facility in the north west of the country. Also in the programme: scientists have found that mosquitos are transferring microplastics into the food chain; and Sony is launching a version of its original PlayStation complete with 20 vintage games. (PICTURE: South Korean President Moon Jae in (L) and North Korean leader Kim Jong Un in Pyongyang. CREDIT: Getty Images)