Explosions were heard this morning in the Ukrainian capital Kyiv and the western city of Lviv, but there are no reports of casualties or damage, Reuters reported.

Everything on the topic:

The Russian invasion of Ukraine 4252

The mayor of Kyiv said rescuers and medics were working on site on the outskirts of the city.

In an online post, Vitali Klitschko reported on "explosions" in the Darnytskyi district, in the eastern part of the capital, and added that details of possible victims would be announced later, according to the Associated Press.

Klitschko called on residents to respond to air-raid sirens and warned people fleeing the city not to return for their safety.

Pillars of thick smoke could be seen rising from the center of Kyiv, rising above the eastern part of the city, the AP notes.

Ukraine has denied Moscow's accusations of shelling a village in Russia's Bryansk border region

The governor of the Lviv region announced air strikes in the region.

In the Telegram application, Maxim Kozitsky wrote that a Russian Su-35 plane took off from the Baranovichi airport in Belarus and fired missiles at Lviv.

Ukraine's air defense system has destroyed four cruise missiles, Kozitsky added, without giving details of possible casualties or damage.

The Russian invasion of Ukraine