Russia may use its new Oreshnik hypersonic missile to attack "decision-making centres" in Kyiv in response to Ukraine's firing of Western missiles at Russian territory, President Vladimir Putin said on Thursday.

Russia is engaged in a massive missile and drone attack targeting Ukraine's energy infrastructure and explosions were occurring in cities across the country

Russia launched another attack on Ukraine's energy infrastructure on Thursday, leaving over a million households without power and forcing emergency power to be implemented nationwide.