As the Russian invasion of Ukraine continues, and more Ukrainians continue to be killed and displaced, it is difficult not to feel pessimistic about what could happen next in this war. With so many different angles to this story, we reached out to listeners to find out what’s keeping them up at night when they think about the war. We put their concerns and questions to Kristine Berzina, head of the geopolitics team for the German Marshall Fund of the United States.