A Ukrainian soldier hides from a helicopter airstrike amid Russia's invasion of Ukraine, near Demydiv, Ukraine on March 10, 2022. (Photo by Maksim Levin/Reuters)





An explosion is seen in an apartment building after Russian's army tank fires in Mariupol, Ukraine, Friday, March 11, 2022. (Photo by Evgeniy Maloletka/AP Photo)





The bodies of two Russian soldiers are seen inside the the Ukrainian city of Irpin on March 10,2022 as people flee for safety. (Photo by Heidi Levine for The Washington Post)





Antonina, 84, sits in a wheelchair after being evacuated along with her twelve dogs from Irpin, at a triage point in Kyiv, Ukraine, Friday, March 11, 2022. (Photo by Vadim Ghirda/AP Photo)





People shelter from possible air raids in a metro station as Russia's attack on Ukraine continues, in Kyiv, Ukraine, March 8, 2022. (Photo by Thomas Peter/Reuters)





Lions at Kyiv Zoo, amid the Russian invasion of Ukraine, in Kyiv (Kiev), Ukraine, 08 March 2022. Many animals are extremely stressed, showing the reaction to air raid sirens, and sound of explosions, the zoo employees say. The heavy fighting near Kyiv Zoo was on the first days of the Russia-Ukraine war. As for now around 50 zookeepers taking care of the animals in the zoo. (Photo by Roman Pilipey/EPA/EFE)





Ukrainian servicemen gesture during a training session outside Kharkiv, Ukraine, Friday, March 11, 2022. (Photo by Andrew Marienko/AP Photo)





A person reacts as people attend the memorial and funeral service for three fallen Ukrainian Army servicemen, Taras Didukh, Dmytro Kabakov and Andrea Stefanyshyn following the Russian invasion, during a ceremony in Lviv, Ukraine, March 11, 2022. (Photo by Kai Pfaffenbach/Reuters)





A woman holds a white cloth on a stick in Ukrainian city of Irpin on March 10,2022 as people flee the cities of Irpin and Bucha from Russian forces. (Photo by Heidi Levine for The Washington Post)





Civilians who volunteered to join the Territorial Defence Forces train on weapons, following Russia's invasion of Ukraine, in Odessa, Ukraine, March 11, 2022. (Photo by Alexandros Avramidis/Reuters)





A man pulls a woman on a wheelbarrow along a road by a forest, as they flee Russia's invasion of Ukraine, in the Vyshgorod region near Kyiv, Ukraine on March 10, 2022. (Photo by Serhii Nuzhnenko/Reuters)





Residents of the Ukrainian city of Irpin inside an underground shelter on March 10,2022. (Photo by Heidi Levine for The Washington Post)





A woman runs across the street next to an anti-tank constructions in central Kyiv, Ukraine on March 10, 2022. (Photo by Gleb Garanich/Reuters)





A woman who volunteered to join the Territorial Defence Forces holds a rifle during a weapons training, following Russia's invasion of Ukraine, in Odessa, Ukraine, March 11, 2022. (Photo by Alexandros Avramidis/Reuters)





A woman who was evacuated from Irpin cries kissing a cat wrapped in a blanket at a triage point in Kyiv, Ukraine, Friday, March 11, 2022. (Photo by Vadim Ghirda/AP Photo)





People hold signs and pictures during a demonstration in support of Ukraine outside the German Embassy, after Russia's invasion of Ukraine, in Brussels, Belgium, March 11, 2022. (Photo by Yves Herman/Reuters)





A handout image shows a prototype of California startup Astrolab's Flex lunar rover, that will be able to be operated directly by astronauts on the Moon or remotely by NASA's engineers on Earth, being tested in Death Valley National Park at the Dumont Dunes in December, 2021 and obtained by Reuters on March 10, 2022. (Photo by ASTROLAB/Handout via Reuters)





A model wears a creation as part of the Burberry fashion collection, unveiled in London, Friday, March 11, 2022. (Photo by Joel C. Ryan/Invision/AP Photo)





Emergency crews work around the wreckage of a downed CH-149 Cormorant search and rescue helicopter at 9 Wing Canadian Forces Base Gander, in Gander, Newfoundland and Labrador, Thursday, March 10, 2022. The Royal Canadian Air Force says there were six crew members on board the CH-149 search and rescue helicopter when it went down this afternoon. (Photo by Scott Cook/The Canadian Press via AP Photo)