Turkey straddles the divide between Europe and Asia and is seen as a key ally against the rise of islamist extremism. Yet Turkey is at the same time facing its own potentially destabilising political and security crises. In the week of Donald Trump’s inauguration, Newshour Extra takes an in-depth look at the multiple crises facing Turkey, so important to the stability of Europe and the west. Join the BBC’s former Turkey correspondent, Chris Morris and his guests as they discuss the country’s multiple crises and why they matter to Europe’s stability and the future of the western military alliance.