Editor’s note: The story was updated with a comment from the Kyiv Independent’s source in security and defense forces. Ukrainian drones attacked four refineries in Russia’s Krasnodar Krai and Astrakhan Oblast, as well as sites where Russian Shahed-type drones are stored overnight on June 21, Ukraine’s General Staff reported. Russia claimed to have shot down more than 100 drones in a mass strike on occupied Crimea, Krasnodar Krai, and Volgograd Oblast at night. Russian Telegram channels claimed that drones targeted a military airfield in Yeysk during the attack on Krasnodar Krai. Afipskyi, Ilsk…