An air alert has been declared in some Ukrainian regions: Odessa, Nikolaev, Dnepropetrovsk, Sumy and Poltava.
In Odessa, Nikolaev and Kherson, there is potential threat of missile strikes, said governor of the Nikolaev region Vitaly Kim.
According to him, nine Tu-95 strategic bombers took off from the Engels airfield in Russia. Ukrainian media write about the threat of a massive missile attack on three regions of Ukraine.
UPD: Eyewitnesses report about explosions in Odessa and Nikolaev regions.