KIEV -- Russian forces launched a drone and missile attack on Ukraine overnight Wednesday, damaging energy and infrastructure facilities, Ukrainian authorities reported.

In its statement, the Ukrainian Air Force said the attack involved two Iskander-M missiles, four S-300 guided missiles, and 145 combat and imitation drones.

The attack has affected six regions in southern, northern and central Ukraine, it said.

According to Ukrainian authorities, the attack damaged a railway power grid in the central Dnipropetrovsk region, a hospital in the northeastern Sumy region, and an enterprise and agricultural machinery in the Chernihiv region.

Meanwhile, in the northern Kiev region, two people were injured, and 18 private houses, 20 apartments, two shops and other civilian facilities were damaged.