President Volodymyr Zelensky said people were trapped under the wreckage, and called the attack a war crime. He also posted footage apparently from inside the hospital, which appeared badly damaged. Some 17 people were also injured, including staff and patients, local officials said. Pavlo Kyrylenko, the head of the Donetsk regional administration which includes the port city of Mariupol, said no deaths had been confirmed, and there were no confirmed injuries amongst children. He said the attack happened during an agreed ceasefire with the Russian side, according to Interfax Ukraine.