A Ukrainian drone attack damaged a docked ship, apartment buildings and an oil depot in the Russian Black Sea port of Novorossiysk, a key outlet for Russian oil exports, injuring three of the vessel's crew members,

It follows U.S. President Donald Trump's sanctions on Rosneft and Lukoil, Russia's two top state-owned oil producers.

Russia’s oil shipments through the Arctic Ocean are encountering increasing delays because of US sanctions, a fresh example of how the measures are adding friction to Moscow’s energy trade.

Ukrainian drones have struck a major oil refinery in Russia’s Volgograd region for the second time in nearly three months, according to Ukraine’s general staff.

Oil prices increased by more than 2% on Friday as Russia's port of Novorossiisk halted oil exports following a Ukrainian drone attack that hit an oil depot in

The International Energy Agency said there’s “considerable downside risk” to its outlook for Russian crude production from US sanctions, but held back from estimating the impact until it sees more details on enforcement.

KYIV, Ukraine (AP) — Russia unleashed a major missile and drone barrage on Kyiv early Friday, killing six people, leaving gaping holes in apartment buildings and starting fires as the sound of explosions boomed across the city and lit up the night sky. A pregnant woman was among at least 35 people wounded, Ukrainian authorities said.

Russia's second-largest oil producer Lukoil said on Friday it has ​been in talks with potential buyers of its foreign ‌assets following last-month sanctions from the UK and the United States and ‌as a deal with Gunvor trading house collapsed.