KYIV: Ukraine kept up its heavy drone assault on Russia, setting fire to a major oil refinery in the south and killing at least two people, Russian authorities said Sunday. Kyiv's campaign of massive long-range strikes has choked Russian fuel supplies and military deliveries,

Ukrainian drone attacks killed at least one person in southern Russia and caused damage to industrial sites, regional authorities said Wednesday morning. Saratov region Governor Roman Busargin said one person was killed and several others were injured in a Ukrainian strike.