Ukrainian energy infrastructure was the target of an hourslong attack involving around 120 missiles and 90 drones, officials in the country said. At least five people were killed.

Blasts rang out across Ukraine's capital Kyiv and other cities early on Sunday, as Russia staged its biggest missile attack since August and targeted power facilities with the winter setting in, officials said.

India has successfully tested a domestically developed long-range hypersonic missile, it said on Sunday, attaining a key milestone in military development that puts it in a small group of nations possessing the advanced technology.