Russian President Vladimir Putin has threatened to strike Ukraine again with a new nuclear-capable ballistic missile following Moscow’s latest widespread attack on critical energy infrastructure.

Putin said his military may use another of its new hypersonic missiles to target government or official buildings in Kyiv, in response to Ukraine's continued use of American and British weapons.

Russian President Vladimir Putin has threatened to attack decision-making centres in the Ukrainian capital of Kyiv with the country's new ballistic missile, Oreshnik. Putin was speaking hours after Russia launched a “comprehensive” strike on Ukraine’s energy grid overnight,