BBC World News

With an ambitious government and blessed with natural resources and new found markets, many believed that Brazil was set to be one of the most successful countries of the twenty first century. It hasn't turned out like that. Extraordinary corruption, an economic downturn, shocking rates of murder and widespread protests on the streets have led to a series of political crises which have seen governments thrown out and political leaders jailed.

Nick Beake travels to Norway to meet the young people taking on their government in an attempt to prevent further drilling for oil and gas. They believe their country's export of fossil fuels is putting the planet in peril, and it's one of many similar fights emerging across Europe.

Clive Myrie travels across Ukraine to meet musicians who are preparing to leave their families in their war-torn country in order to create an orchestra and perform at the Royal Albert Hall. With only ten days to rehearse, can they succeed in their ambition to fight the war with their music, instead of with guns? And will the concerts touch the world in the way that they hope?

Former Brazilian model, wellness influencer and spiritual life coach Kat Torres was an inspiration and a lifeline to women all over the world. More than a million people on Instagram followed her extraordinary career trajectory from extreme poverty in Brazil, to a European modelling career and a life of luxury in the US. But behind the perfectly curated posts is a story of witchcraft, exploitation and human trafficking - a dark and secretive sorority that led to missing women and sent their families and the FBI on a desperate search to find them. After months of investigations, a team from BBC Eye Investigations and BBC News Brasil uncover a wellness empire built on half-truths and lies. This film tells the story of her enslaved followers and the heavy price they paid. And for the first time - in a surreal confrontation behind the walls of a Brazilian prison - we hear from the self-proclaimed “guru” who exerted absolute control.