Reuters reported on September 1 that Ukraine carried out a series of drone attacks on power plants and an oil refinery near Moscow, resulting in fires.
According to the latest update, Russian officials reported that debris from the drone caused fires at the Moscow Oil Refinery and the Konakovo Power Plant in the neighboring Tver region.
Meanwhile, the Russian Defense Ministry said its air defense units destroyed 158 drones launched by Ukraine overnight.
Moscow Mayor Sergei Sobyanin said several drones targeted the refinery and caused a fire in the technical room. However, the fire has been brought under control.
Russian media also reported loud explosions near the Konakovo power plant. Tver Governor Igor Rudenya said a fire broke out in the town of Konakovo. However, electricity and gas supplies were not disrupted.
The long-running conflict between the two countries is at a critical juncture. Last week, Russia launched a massive airstrike on Ukraine, hitting energy facilities across the country.
With a rapidly growing domestic drone industry, Ukraine has been stepping up attacks on Russia's energy, military and transport infrastructure.
On August 31 local time, Reuters reported that Ukrainian President Zelensky increased pressure on the United States to allow it to attack military targets deep inside Russian territory.
The US provides military aid to Ukraine but limits it to using weapons on its territory and cross-border defense operations.