Oil prices rose on Wednesday trimming losses from the previous day, as the focus turned back to potential supply disruptions from sanctions on Russian tankers, though gains were capped as the market awaited more clarity on their impact.

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,

Oil prices edged higher on Friday and were headed for a weekly gain on supply concerns, as the US imposes new sanctions on Russia’s energy industry amid the war with Ukraine. Brent, the benchmark for two thirds of the world’s oil,