Oil drops 1% as China's surging Covid-19 cases trigger clampdowns
US West Texas Intermediate (WTI) crude futures dropped 65 cents, or 1.2%, to $52.48 a barrel at 0740 GMT, after slipping 18 cents on Thursday
US West Texas Intermediate (WTI) crude futures dropped 65 cents, or 1.2%, to $52.48 a barrel at 0740 GMT, after slipping 18 cents on Thursday