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's forces have carried out repeated aerial bombardments of strategic industrial sites in Russia, causing havoc and substantial damage.

Kyiv says it struck a Russian oil refinery and a microchip factory in attack which Moscow says contained 120 drones

Russia launched a barrage of drones in an overnight attack on Ukraine on Friday, killing three civilians and damaging residential and commercial buildings, officials said.

Russia and Ukraine exchanged large drone attacks on Sunday night into Monday, with alleged Ukrainian UAVs forcing flight restrictions at three Russian airports.

Ukraine is using unmanned aircraft carrying explosive warheads as part of a campaign of long-range drone attacks, aiming to inflict blows on Russia far behind the front line. Kyiv's military granted Reuters exclusive access during the launch of the drones.

Ukraine Attacks one of Russia's "largest refineries" in the Russian city of Ryazan. While the arrival of Donald Trump at the White House has revitalized the idea of negotiating an end to the war in Ukraine,