KIEV, November 13. /TASS/. Air raid warnings were issued on Saturday night in some Ukrainian regions, according to the ‘Air Raid Alert Map of Ukraine’ resource.

According to the resource, air raid sirens sounded in the Dnepropetrovsk, Kirovograd, Poltava and Kharkov Regions.

The Ukrainian publication Strana said on its Telegram channel that explosions had been heard in Kharkov.