Krzysztof Szczerski - Foreign policy adviser to the president of Poland

Does Poland's recently elected conservative, nationalist Government represent a threat to European values of freedom and democracy? The European Commission is investigating that after controversial media and court reforms prompted critics to condemn the 'Putinisation of Poland'. Stephen speaks to Krzysztof Szczerski, the foreign policy adviser to the Polish president. How will a newly assertive Poland play its hand in Europe?