Russia launched aerial attacks on Ukraine’s energy sector “on a massive scale” overnight into Wednesday, local authorities said, with explosions reported across the country amid intensified bombardments that have left Ukraine in a precarious position while the war grinds into a third winter.

Russia fired over 170 missiles and drones on the war-torn country's power grid on Christmas Day, killing one person and triggering widespread blackouts.

Russia launched a major Christmas Day missile and drone attack on Ukrainian cities, targeting the country’s energy infrastructure.