Both of the plant’s primary crude distillation units were stopped after the strike caused damage and fires, Reuters reported, citing industry sources.

Russian Telegram channels report that the Kuibyshev Oil Refinery in Samara caught fire following a drone attack.

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.

The Kuibyshev oil refinery, owned by Russian oil company Rosneft, suspended crude oil processing on June 10 following a drone attack. — Ukrinform.

Russia's Kuibyshev oil refinery in Samara has suspended crude oil processing following a drone attack.

Both of the plant’s primary crude distillation units were stopped after the strike caused damage and fires, Reuters reported, citing industry sources.