"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