A suspected Ukrainian drone strike triggered a massive blaze at one of Russia's largest oil refineries in Ufa in the southern Russian republic of Bashkortostan, injuring one person.

Drones launched by Ukraine's Security Service (SBU) struck two gas compressor stations and a warehouse storing missiles for Russia's S-300/S-400 air defense systems, a security source told the Kyiv Independent on March 14.

Drones of the Security Service of Ukraine (SBU) have recently attacked the Tambov, Saratov, and Belgorod regions of Russia. Gas compressor stations and a warehouse of missiles for S-300/S-400 were hit,

Video evidence shows drones slamming into industrial equipment, triggering powerful blasts at both sites. In a separate strike, SBU drones targeted a field warehouse stocked with missiles for Russia’s S-300 and S-400 air defense systems near Radkovka in Belgorod Oblast.