Oil prices held near a one-week high on Wednesday on worries about supply disruptions in Russia and the U.S., while the market awaited clarity on sanctions as Washington tries to broker a deal to end the war in Ukraine.

Crude futures were edging lower in early trade but are still poised for weekly gains of more than 1.5% on rising supply concerns and a weaker U.S. dollar. Prices are supported by disruptions to Kazakh

Brent crude prices had a poor finish on Wednesday, but still recorded its third consecutive day of gains as supply fears persist. Click to read.

Oil prices fell on Friday but were still poised for a weekly gain on supply disruption in Russia while uncertainty looms over a potential peace deal in Ukraine. Brent futures slipped by 73 cents, or 0.