Four people - including three children - were killed in separate Russian attacks in Ukraine's southern Mykolaiv region, and another two in the north-eastern Kharkiv region, local officials said.

In the southern city of Zaporizhzhia, three people were injured when a drone exploded near a taxi, the regional head said.

This comes a day after 17 people were killed and more than 40 injured in a major Russian missile and drone attack on Ukraine's capital Kyiv.

Blocks of flats and warehouses were struck overnight across