Special Counsel Mueller delivers Trump Russia report

Special Counsel Robert Mueller has submitted his long-awaited report on alleged collusion between Russia and President Donald Trump's 2016 campaign. The Attorney General William Barr will now summarise the report and decide how much to share with Congress.

Also on the programme, in the wake of Cyclone Idai, we meet the people trying to improve the forecasting of cyclones in Southern Africa and discuss the influence that social media has in driving right wing extremism.

(Picture: Sunset in Washington, DC Credit: Smialowski / AFP)