The attack involved nearly 370 missiles and drones, according to Ukraine’s Air Force. At least 12 people were killed.

Russian drones and missiles again bombarded cities across Ukraine on Saturday night into Sunday morning despite the completion of the largest prisoner exchange of the 3-year-old war. The Armed Forces Operational Command in Poland -- a NATO nation that borders Ukraine to the west -- said in a Sunday morning post to X that its fighter jets were scrambled during the Russian attack.

A second consecutive day of strikes sent civilians running for shelters and killed at least 12 people, according to Ukrainian officials.

Twelve people were reported killed in Ukraine, with its air force saying 22 locations were hit by Russian air strikes.

As Ukrainian drones strike deep into Russian territory, they are disrupting day-to-day life and reminding Russians that the war is not confined to the trenches.

At least seven people have been killed as Russian forces attacked Kyiv and other cities early this morning, officials said. Moscow and Kyiv have exchanged attacks as Russia said it faced a barrage of Ukrainian drones and intercepted or destroyed around 100 of the unmanned Ukrainian weapons including some aimed at Moscow.

Ukrainian startup Aerobavovna is making waves with a low-tech warfare solution: helium-filled aerostats balloons that extend drone communications.

Ukraine pioneered the use of small drones on the battlefield. But in Russia’s Kursk region, Moscow’s fiber-optic cables helped turn the tide.