The energy shock from the Iran war is felt around the world, and in Germany, too. As rising prices for oil and gas hit consumers, the German government is struggling to find a quick response to remedy the impact on voters. Critics say more renewables could have mitigated fossil risk. But can they help short-term? How should Europe's largest economy fuel itself in a world where fossils can become a political liability? Berlin Briefing Host Nina Haase goes looking for answers to Germany's energy