I try to not cry: Teen refugee copes with leaving parents in Ukraine

CNNs Matt Rivers shares the story of 17-year-old Alla Renska, a Ukrainian teen refugee sent to Budapest, Hungary, by her parents to escape the war. Then, CNNs Kyung Lah visits a public school in Warsaw, Poland, where the Polish teachers and students dont mind crowding into classrooms with Ukrainian children because its for a “good cause.” #CNN #News