A key oil facility in Russia has been hit by a suspected drone strike by Ukraine, with the depot in the Yartsevo district of the Smolensk region catching fire overnight.

A key oil facility erupted into flames this morning following a suspected drone strike by Ukraine inside Russia. The attack hit a depot in Russia 's Yartsevo district of the Smolensk region, which caught fire overnight on December 31, Russian authorities said.

In Russia-occupied Crimea, the Moscow-appointed head of the city of Sevastopol, Mikhail Razvozhayev, said that Russian defenses downed four aerial drones attacking the city and sank two uncrewed boats near the shore.

A Ukrainian sea drone has destroyed a Russian helicopter off the coast of Crimea for the first time. Footage of the attack shared by HUR, Kyiv’s military intelligence, showed the drone bobbing on the seas as the aircraft manoeuvred in the skies above. Plumes of water splashed up next to the Magura V5 drone as Russian fire hit the sea around it.

A massive Russian attack on Ukraine triggered an air alert across the country on Tuesday morning. However, it wasn't just a challenging morning for Ukrainians; Russians also faced disruptions. A drone attack prompted the implementation of the "Carpet" plan at several Russian airports.

Russia launched an aerial attack on Ukraine on Tuesday, striking the capital and other regions with multiple missiles and drones. Ukraine's air force reported a ballistic missile threat at 3:00 a.m. (0100 GMT),

Russian troops struck Ukrainian cities with missiles. Russia struck Kyiv and Shostka, Sumy region. Read about the Russian attack on Ukraine and its consequences. During the night, the Russians launched several groups of Shaheds toward Ukraine.