Wednesday 24 May

Charles Hecker and Sasha Dovzhyk discuss Ron DeSantis’s bid for the US presidency, Ukraine’s foreign minister, Dmytro Kuleba, on tour in Africa and the return of a library book after almost 100 years. Plus: CNN’s Nick Paton Walsh on walking the Darién Gap, one of the world’s most dangerous migrant routes.See omnystudio.com/listener for privacy information.