CNBC | US crude posts 6th straight weekly loss, settling at $56.46, down 6.2% this week CNBC Prices remain under pressure on concerns that the global market is oversupplied, with benchmarks on pace for a sixth straight weekly loss. An oil market sell-off has shaved more than a fifth off the Brent crude benchmark and slashed the price of U.S ... The Quickly Changing Global Oil Markets Oil firms on supply cut talk; still set for sixth weekly loss Saudi-Russian oil bromance hits a snag |