Refugees wait for Ukrainian police to check their papers and belongings in Brovary, Ukraine, Sunday, March 20, 2022, after 1600 people of which 843 children, according to authorities, were evacuated from the village of Bobrik, reportedly under Russian military control. Russian forces pushed deeper into Ukraine's besieged and battered port city of Mariupol on Saturday, where heavy fighting shut down a major steel plant and local authorities pleaded for more Western help. (AP Photo/Vadim Ghirda)