Russia’s Tyumen oil refinery in western Siberia halted oil processing on July 25 following a Ukrainian drone attack, two industry sources said on Tuesday.

A local oil refinery in the Russian city of Tyumen caught fire on Saturday, July 25, following a drone attack, marking another deep strike into Russian territory.

Ukrainian drones struck the Tyumen oil refinery 2,000 km inside Russia, disrupting energy infrastructure with implications for oil prices and