The Russian oil refineries that were successfully hit today, June 21, were producing fuel oil for the Black Sea Fleet, according to RBC-Ukraine sources. The night strikes on the refineries and the proving ground for Shahed drones were carried out as part of a special operation by the Security Service of Ukraine. Proving ground for Shaheds was hit According to the sources, the attack targeted the proving ground of the 167th training center in the town of Yeysk. From there, Russia is launching Shaheds against Ukraine. There is also a warehouse with Iranian UAVs and barracks where drone operators…
