Nurses Aleksandra Seliverstova (L) and Dimitri Uzhenko give treatment to Milena, a 13 year-old girl who has been hit by a bullet as she was evacuating from Mariupol with her family, in a room protected by sandbags at the Zaporizhzhia Regional Clinical Children's Hospital on March 22, 2022. - European Union foreign policy chief described as a "massive war crime" the siege of Mariupol, which had killed more than 2,000 people. (Photo by emre caylak / AFP)