The UN’s refugee agency estimates 100,000 Ukrainians have fled their homes so far, seeking safety from the Russian invasion. Many of them are crossing into Poland. The Polish government is setting up reception centers and hospitals to help new arrivals. In early February, Poland said it would accept up to 1 million Ukrainian refugees. The World’s host Marco Werman speaks to Agnieszka Kosowicz, who is president and founder of the Polish Migration Forum.