ST. PETERSBURG, July 4. /TASS/. St. Petersburg is facing a large-scale drone attack, with air defense systems actively engaging incoming targets, Governor Alexander Beglov said.

"St. Petersburg is under a large-scale attack by enemy military drones. Air defense systems are operating," Beglov wrote on his Telegram channel.

The governor urged residents to remain indoors and avoid going outside until the drone threat ceases. He also warned of possible disruptions to mobile internet services.