Russia launched an intense missile and drone barrage at the Ukrainian capital Kyiv in the early hours of Friday, killing at least six people, Ukrainian officials said, as powerful explosions reverberated across the country.

Russia launched a massive drone and missile barrage across Ukraine in a major retaliatory strike, days after Kyiv damaged key Russian bombers.

Russia launched a drone and missile attack on Ukraine's capital and other parts of the country on Friday, officials say.