Air raid sirens rang out in Ukraine’s capital as an overnight Russian missile and drone attack killed at least four people and injured 20 others. The attack followed a warning from President Putin that Russia would hit back after Ukrainian drones destroyed several strategic bomber aircraft deep inside Russia.

Russia launched a massive missile and drone attack on Ukraine overnight, killing at least three people in Kyiv. The strikes follow President Putin’s warning he would respond to Ukraine’s daring drone operation which devastated Russia’s strategic bomber fleet.