Air-raid siren sounds all over Ukraine: fighters took off in Belarus

"At 10:12, sirens began to sound in the country's southeast, then in the capital, and eventually spread over the entire territory of the country within a few minutes.

An alarm indicates the threat of missile strikes and air strikes. It is highly recommended that civilians proceed to a shelter.

Belaruski Hajun [an independent Belarusian military monitoring media outlet] reports that fighters and an AWACS aircraft have taken off in Belarus..... the A-50 AWACS jet of the Russian Aerospace Forces with the registration number RF-50608 took off from Machulishchy airfield" Pravada