Oil slid below $91 on Wednesday to the lowest in over three weeks, ahead of a slate of oil industry data that could show more signs of possible weakening demand and as OPEC repeated its pledge to lift output if needed.
U.S. light crude for February delivery fell to a low of $90.85 and was down 91 cents at $90.99 barrel by 0849 GMT.
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Oil Slid Below $91
Oil slid below $91 on Wednesday to the lowest in over three weeks, ahead of a slate of oil industry data