POLAND — National anthem: Seven-year-old Amelia Anisovych, a refugee from Ukraine, center, sang the Ukraine national anthem at the start of a fund-raising concert in Lodz, on Sunday. Anisovych became widely known for singing a song from the movie Frozen in a bomb shelter in Kyiv in early March. She has since come to Poland with her grandmother and brother. Her parents remained in Kyiv. Photo: Marian Zubrzycki/AP