What's been happening around the world and why it matters
The president's former campaign manager Paul Manafort has been indicted. He's the first big name to be charged in the investigation into possible links between Trump and Russia. Also in this programme/podcast: It's less than 100 days to the winter Olympics. But why do cities want to host such events? New warnings about climate change - carbon dioxide levels in our atmosphere are at their highest for 800,000 years. And Martin Luther's other great achievement - he laid the groundwork for an entire language.