Reuters | Oil prices rise on potential OPEC cut extension, but face second weekly loss Reuters SINGAPORE Oil prices rose on Friday but were still on track for a second straight weekly loss on concerns that an OPEC-led production cut has failed to significantly tighten an oversupplied market. U.S. West Texas Intermediate (WTI) crude futures were ... Shale revolution casts shadow over longer-dated US oil futures World Bank Maintains Oil Price Forecast At $55 Oil ends off highs as gasoline prices drop |