On Saturday afternoon, top Russian envoy Kirill Dmitriev said he had held a "constructive meeting with the U.S. peacemaking delegation" in Florida.

Twelve people have been killed by a Russian drone strike near a company shuttle bus in eastern Ukraine, a regional official has said. Preliminary information also found seven others were injured by the strike in the Dnipropetrovsk region, regional military administration chief Oleksandr Ganzha wrote on Telegram.

Emergency power cuts swept across several Ukrainian cities as well as neighbouring Moldova on Saturday, officials said, amid a commitment from the Kremlin to U.S. President Donald Trump to pause strikes on Kyiv as Ukraine battles one of its bleakest winters in years.