Nigerian king takes Shell to court in London over polluted water

A decade on, the world has largely forgotten about the Chibok girls, who were kidnapped by Nigeria's Boko Haram Islamist militants. But for victims and their families, like Solomon Maina, who is still waiting for news about his daughter, the tragedy is ongoing.

Two leading candidates of the conservative CDU and the far-right AfD in the state of Thuringia, Mario Voigt and Björn Höcke, clashed over issues such as migration and Europe.

The case had been noted as an extreme example of European governments' efforts to thwart NGOs helping migrants in the Mediterranean.