Russia launched its largest barrage of drones and missiles in a month across Ukraine, killing at least three people, Ukrainian President Volodymyr Zelensky said Saturday, as a Kyiv delegation heads to the United States for fresh peace talks.

Ukrainian drones hit Russia's Temryuk seaport in Krasnodar Krai and the Syzran Oil Refinery in Samara Oblast in overnight strikes on Dec. 4-5, Russian officials and media reported. The Temryuk port was damaged after a drone strike caused fires to break out on site,

"The enemy attack on Kyiv is ongoing," Kyiv Mayor Ihor Terekhov said in a post to Telegram early Tuesday local time.

A fire swept through a multi-story apartment building in the Kyiv region after a Russian drone attack overnight Saturday, according to local authorities.

A Russian drone and missile strike on the Ukrainian capital Kyiv has killed at least one person and injured seven others, city officials say. Early on Saturday morning residential buildings in several districts were hit and loud explosions could be heard across the city.

Kiev regional governor says one of the 11 wounded in the attack was a child, adding that rescuers are evacuating residents from a high-rise building and firefighting was ongoing.

KYIV, Ukraine (AP) — Russia unleashed a major missile and drone barrage on Kyiv early Friday, killing six people, leaving gaping holes in apartment buildings and starting fires as the sound of explosions boomed across the city and lit up the night sky.

A Russian-flagged tanker loaded with sunflower oil reported a drone attack off the Turkish coast on Tuesday, but its 13 crew members were unharmed, Turkey's maritime authority and the Tribeca shipping agency said.

Russian President Vladimir Putin threatens Ukraine with a naval blockade after Kyiv’s underwater drones severely damage Russian tankers in the Black Sea, signalling an escalation in maritime tensions.