General Staff confirms drone attack on major Russian refinery
Drone strike ignites fire at key Russian oil refinery in Saratov
Russia's Engels-2 airbase hit again by Ukrainian drones, fuel tanks on fire
Ukrainian drones wreak havoc on Russian oil and ammo depots
Fire at Engels oil depot in Saratov Oblast rages for fourth day after Ukrainian drone attack
Dozens of explosions, oil depot fire in Russia’s Saratov Oblast - video
Russia claims drone attack on military airfield in Saratov Oblast, home to Engels Air Base
Explosions shake Russia's Saratov, airport suspends operations
Russian cruise missile manufacturing faces setbacks due to Western sanctions - British intelligence