Local officials in Sumy said Shahed drones were used in the attack. Twenty-one other people were wounded, Sumy Acting Mayor Artem Kobzar said.

More than one million people have successfully fled across the Ukrainian border to neighbouring countries following the Russian invasion, but for some, leaving is not so easy.

'Thousands of them cross the border without being asked to stop, but me as an Afghan, they stopped me and they say my daughter does not have papers,' Mir Safi said.