Fires broke out at multiple oil depots in Russia after reports of Ukrainian drone strikes on Wednesday morning. BBC Verify has geolocated these incidents to the Smolensk region in western Russia.
BBC Verify’s Olga Robinson analyses the footage, as well as other sites targeted in Russia since January.
Produced by Jemimah Herd
Motion graphics by Mesut Ersoz
Verification by Paul Brown and Emma Pengelly