Russia launched a second major drone and missile bombardment of Ukraine in four days, officials said Tuesday, aiming again at the power grid and apparently snubbing U.S.-led peace efforts as the war approaches the four-year mark.

Latest: 70% of Kyiv without electricity after Russia hammers Ukraine once again with drones, cruise, ballistic missiles. As Kyiv faces prolonged blackouts and subzero temperatures, officials and energy experts warn that the city's infrastructure is nearing its limits.

Emergency power cuts are in effect in Kyiv following yet another Russian attack. About 500 buildings have been left without heat.

KYIV, Jan 11 (Reuters) - More than 1,000 apartment buildings in the Ukrainian capital Kyiv are still without heating following a devastating Russian attack early on Friday, local authorities said on Sunday. The Reuters Daily Briefing newsletter provides all the news you need to start your day. Sign up here.

Ukraine battled Sunday to restore power to tens of thousands of people left without heating in bitterly cold temperatures, after a week of intense Russian attacks that have brought the country’s energy infrastructure to its knees.

Kyiv’s mayor made an unprecedented call to residents to seek temporary refuge outside the Ukrainian capital after a Russian aerial barrage triggered widespread shortages amid frigid temperatures.

Russian drones attacked targets in Kyiv early on Friday, killing four people, injuring at least 19 and inflicting considerable damage on dwellings and infrastructure, Ukrainian officials said.

Russia attacked Ukraine's capital with missiles and drones early Saturday morning, killing one person and wounding 27, a day before talks between Ukraine and the U.S., authorities said. Explosions boomed across Kyiv for hours as ballistic missiles and ...

Russia launched numerous ballistic missiles towards Ukraine overnight on Jan. 13, according to monitoring channels. Ballistic missile explosions rocked Ukraine's capital at around 1:10 a.m. local time on Jan.