Explosions occurred in Kharkov and Sumy, Ukrainian media reported.
“They are reporting explosions in Kharkov,” – writes the publication “Country”.
The public television channel reported explosions in Sumy.
“Explosions are heard again in Sumy” – says the message.
Prior to this, numerous explosions were reported in Odessa and the Odessa region, Zaporozhye and the Poltava region.
There is an air raid alert in the Kharkov region. Sirens also work in the Dnepropetrovsk, Poltava and Sumy regions.