Explosions were heard in Kyiv, and air defense systems are currently active.

This was reported by the Kyiv Regional State Administration on Telegram, as conveyed by Ukrinform.

"The air raid alert is ongoing. Missile attack! We urge everyone to stay in shelters. Air defense is operational in the region," the message states.

Additionally, explosions were reported in Kyiv.

Later, the Kyiv City Military Administration added that air defense is also active in the capital.

Recall that an air raid alert was declared across Ukraine on the morning of December 31 due to the threat of ballistic missiles and drone attacks.