Oil prices fell below $70 on Thursday.
Four previously closed Libyan oil ports reopened.
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Oil prices slipped below $70 on Thursday as markets eyed a potential comeback for output in Libya, where armed clashes near eastern ports have posed major supply disruptions in recent months.
West Texas Intermediate crude, the US benchmark, fell 2% to $69.20 around 11:30 a.m. ET. Brent, the international benchmark, shed 1% to $73.32. Crude had its largest one day drop...