WHO 'horrified' over sexual exploitation by aid workers in DR Congo

In tonight's edition:  An independent probe finds that more than 80 aid workers, a quarter of them employees of the WHO, have been involved in sex abuse in the Democratic Republic of the Congo. Also, Ugandan activist Vanessa Nakate criticises world leaders for their empty words and lack of concrete action on climate change at the Youth4Climate summit in Italy. And we find out why France has slashed the number of visas for Moroccans, Tunisians and Algerians.