Nationalist, anti-immigrant parties have made inroads in a host of countries in Europe, for example Hungary, Denmark and Finland. In Finland a right wing populist party, The Finns, is a significant player in a centre right coalition government. Stephen Sackur talks to Timo Soini, their leader and the nation's Foreign Minister. What happens to populists when they are faced with the compromises that come with sharing power?(Photo: Finland's Foreign Minister Timo Soini. Credit: Mark Graham/AFP)