12."Ten fire crews worked at the scene and quickly extinguished the fire," Gladkov said, adding there were no reports of casualties.The oil depot is located near the city of Stary Oskol, he added. Join our community Support independent journalism in Ukraine. Join us in this fight. Support Us In recent months, Ukrainian forces have launched a series of drone strikes aimed at damaging Russia's oil industry, whose profits fuel Moscow's war efforts.Ukrainian President Volodymyr Zelensky's concerted campaign to get permission to use Western-supplied weapons like the U.S-made ATACMs and the U.K's Storm Shadows to strike deep inside Russia has, to date, failed.However, drones can potentially have an outsized impact when they hit highly flammable and less protected targets, such as ethanol distilleries or fuel depots.Ukraine in September established the Unmanned Systems Forces, a separate branch of Ukraine's Armed Forces dedicated to drone warfare.Kyiv said it aims to produce 1 million drones this year, in addition to the thousands pledged by foreign partners.Russia deploys assault groups to Zaporizhzhia Oblast, military saysThe Russian army is deploying trained assault groups to frontline positions in Zaporizhzhia Oblast, Vladyslav Voloshyn, the spokesperson for the Ukrainian military's Southern Command, told the news outlet Suspilne on Nov.