Ukrainian drones hit a Russian oil refinery in the city of Ryazan overnight, causing a fire and damaging equipment at one of Russia's biggest refineries, four industry sources told Reuters on Friday.

Russia says it shot down more than 120 drones overnight, in what would be one of the largest attacks of the war.

Videos showed fireballs over a facility in Ryazan, 110 miles southeast of Moscow. Kyiv is seeking to disrupt Russian military logistics and put pressure on the country’s economy by striking its oil industry.

Ukraine drones hit an oil refinery east of Moscow in a mass attack on Russia, according to military sources. The oil plant in Ryazan, 120 miles south east of the capital, was targeted, as was a microelectronics production plant in Bryansk, western Russia, according to Ukraine’s military.

The Security Service of Ukraine and Special Operations Forces struck one of russia's largest refineries – the Ryazan Refinery and Ryazan CHPP.The Ukrainian

Video shows people fleeing a burning oil refinery in Russia’s Ryazan following a reported air attack:: Officials said emergency crews are dealing with the aftermath:: Ryazan, Russia:: Released January 24,

Ukrainian drones struck a Russian oil refinery in Ryazan, causing a fire and damaging critical equipment. The attack set oil storage ablaze and damaged a railway rack and hydrotreater unit. Russia's Defence Ministry reported repelling 121 drone attacks and Ukraine confirmed its strike on the facility.

An oil refinery in the Russian city of Ryazan caught fire after a large-scale drone attack launched by Kyiv.As per multiple outlets, this was Ukraine’s biggest drone attack of the year so far, which targeted more than a dozen regions