It comes after Ukraine said it was behind a drone strike on a Russian oil base in the region. Submit your questions for our correspondents in the box below.

Ukraine confirmed responsibility for a strike against a Russian oil base in the city of Engels. Meanwhile, Donald Trump said he hoped to end the war in Ukraine before he reached six months in office.

The real-time price of Brent crude oil is at $76.14 per barrel, and the price of WTI crude oil is at $72.75 per barrel. Oil prices are customarily quoted in dollars (USD) around the world, not only in ...