Two workers were killed in a fire at a LUKoil-owned refinery in the city of Ukhta, in the Komi region, during what Russia's Emergencies Ministry said on June 2 was scheduled technical work. An unknown number of people were also injured in the fire, which started in a storage tank, media reports said. Russian oil refineries have become a frequent target of Ukrainian drone attacks, but Vladimir Uyba, head of the region, said the fire was not related to drones. Local authorities said a commission had been established to investigate the cause of the blaze. To read the original story by RFE/RL's Russian Service, click here.