Russian strikes cut power to thousands in Ukraine as drones damage Russian facility

"The intensity of the strikes is very high, and the Russians are seeking to maximally exploit the deficit of ballistic missile interceptors," he said on Telegram. He said Ukraine, meanwhile, had hit the Kamensky plant in Russia's Rostov region, which he said was involved in the manufacture of Russian missiles.

Moscow did not comment on the reported attack in Rostov. Read:Trump says Russia-Ukraine deal could be near ahead of December’s G20 summit. In Nizhny Novgorod region, however, Governor Gleb Nikitin said a large-scale overnight Ukrainian drone attack caused "significant damage" to an industrial facility.

He did not identify the site that was hit. The region is home to the NORSI oil refinery, one of Russia's largest. Overall, Russia's Defence Ministry said its forces had downed 235 Ukrainian drones over Russian regions overnight.

Ukraine's air force said it had shot down 371 of 433 long-range drones launched by Russia since Saturday evening. In its morning update, the air force said dozens of Russian drones were still in the air as of Sunday morning.

Six separate drone alerts had been issued in Kyiv since midnight. Fuel supplies. Nizhny Novgorod's regional government also did not identify the facility that was struck, but it said it was taking steps to ensure gas stations were supplied with fuel, urging motorists to "buy fuel only as needed and avoid panic buying,"Interfaxreported.

The warning suggests the damaged facility was linked to the region's oil-refining or fuel-supply infrastructure. Kyiv did not immediately claim responsibility for the Nizhny Novgorod attack. Read More:US approves $2.1 billion Patriot missile sale to Ukraine.

On Friday, Russia said Ukraine had resumed strikes on its oil refineries and accused Kyiv of ignoring a request from US President Donald Trump tostop such attacks, which Trump has blamed for raising the cost of diesel beforeUS midterm electionsnext week.

Ukraine says it supports a full ceasefire on energy targets, including its own battered power grid, but that Moscow is unwilling to agree to this. In an interview with state TV channel.

Vestion Sunday, Russian Deputy Prime Minister Alexander Novak, who oversees the energy sector, did not mention the Nizhny Novgorod strike, but said Ukrainian strikes on Russian refineries were adding to global fuel market imbalances and affecting prices.