President-elect Donald Trump's pick for Treasury secretary, Scott Bessent, said on Thursday that the dollar should remain the world's reserve currency, the Federal Reserve should stay independent, and that he is ready to impose tougher sanctions on Russia's oil sector.

Asked whether Congress should abandon the federal debt ceiling, Bessent said that if Trump requested that, he would work with Congress to make it happen

Oil prices were on track for weekly gains of more than 2%, boosted by supply disruption concerns following the latest round of U.S. sanctions against Russia. Brent crude was up 0.3% at $81.59 a barrel,

The United States will impose some of the harshest sanctions yet on Russia's oil industry, according to a purported U.S. Treasury document circulating among traders in Europe and Asia that drove global oil prices 3% higher on Friday.