Oil prices bounced back slightly as traders waited for the outcome of a vote on a bipartisan deal aimed at agreeing to raise the US's debt ceiling. Brent crude futures rose 11 cents to $73.83 a barrel and US West Texas Intermediate crude gained 8 cents to $69.54 a barrel. Both had dropped by more than 4% on Tuesday. The returns of Brent crude were down by 7% and US benchmark crude by 9%. Market participants were also looking out for data on US crude stockpiles later in the day.