Ukraine's military reportedly carried out drone attacks on various Russian regions overnight on June 12, striking multiple petrochemical plants as far as over 1,200 kilometers (620 miles) from the Russia-Ukraine border, Russian Telegram media channels reported.

An oil refinery in the Russian city of Samara was struck by Ukrainian drones overnight on June 10, social media channels reported.

The strike targeted the VNIIR-Progress plant in Cheboksary, a key supplier of Kometa antennas used to shield Russian drones from Ukrainian electronic warfare systems.