CNBC | Oil extends gains; set for biggest weekly rise since 2009 CNBC Oil extended gains on Friday and was set for its biggest weekly rise in over six years, after U.S. Federal Reserve minutes suggested there was no hurry to raise interest rates and an influential forecaster predicted a price rally. Brent, the global ... Oil prices rally on Mideast tensions Oil Prices Continue to Rally Driven by Weakening Dollar, Syria Tensions Oil pushes past $50 as market eyes possible producer collaboration |