Russian helicopters with paratroopers flew towards Voznesensk, Mykolaiv region, to Yuzhnoukrainsk nuclear power plant (NPP), an attack on the nuclear power plant is possible, adviser to the Minister of Internal Affairs Anton Gerashchenko has said.

"We have just received information from National Guard of Ukraine that a group of more than 20 occupant helicopters with paratroopers flew from Mykolaiv region towards the city of Voznesensk, where Yuzhnoukrainsk nuclear power plant is located," Gerashchenko wrote in his Telegram channel.

He said: "Perhaps there will be an attack on the nuclear power plant. The National Guard is ready to take the fight!"