Editor’s Note: This is a developing story and is being updated. A fire broke out at an oil refinery in Slavyansk-on-Kuban in Krasnodar Krai, Russia, amid reports of explosions and a possible drone attack overnight on March 17. Residents of Slavyansk-on-Kuban reported hearing explosions in the town and said that a local factory was on fire, according to the Russian Telegram news channel Baza. At least one refinery worker was killed, Baza and other Russian news outlets claimed. Emergency personnel are at work on the site. Russian media said the fire was most likely caused by a Ukrainian drone st…