MOSCOW, December 28. /TASS/. Air defense systems have been activated over the sea area near Sevastopol downing one drone, Governor Mikhail Razvozhayev said on his Telegram channel.

"An air defense system was activated over the sea in Sevastopol. According to preliminary information, one drone was eliminated. According to the Sevastopol rescue service, to date, no damage to infrastructure has been registered," he wrote.