The fire raged for three days.Drones operated by the Security Service of Ukraine (SBU) hit two oil depots in the Russian region overnight on June 18, a source told the Kyiv Independent. Fires were reported at several oil storage tanks in the Russian town of Azov in southwestern Rostov Oblast.According to the source, the drone attack targeted the oil depots Azovskaya and Azovnefteprodukt, where 22 oil storage tanks were located.It took three days to extinguish the fire at the oil depot in Azov. One of the images taken afterward on June 21 shows that a half of the fuel tanks burned down.Three of the six fuel tanks in the Azov fuel storage were burned down as a result of a Ukrainian drone attack on June 18, as shown in a @planet LR satellite image taken on June 21, after three days of constant fire and smoke that covered the area.