A concentrated, nine-minute-long Russian drone attack on Ukraine's second largest city of Kharkiv in the middle of the night killed three people and injured 64, including nine children, Ukrainian officials said on Wednesday.

Russian forces launched a fresh drone assault across Ukraine overnight Wednesday, killing three people and wounding 64 more, Ukrainian officials said.

On the night of 10-11 June, Russian forces attacked Kharkiv with 17 Shahed loitering munitions.