Oil set its biggest weekly drop since March as the possibility of higher interest rates roils financial markets, overshadowing the tight physical setup for crude that caused prices to skyrocket in the third quarter.
A financier and trader, who's now one of the most active dealmakers in UK oil, fended off some criminal fraud charges over the attempted delivery of a consignment of crude from Iran.
Oil extended its slump on concerns that slowing global growth will erode consumption a day after the market posted its biggest decline in more than a year.