Brent crude futures were down 16 cents at $61.85 a barrel at 0200 GMT, after falling to $62.01 on Monday, their weakest finish since June 5. U.S. crude dropped 20 cents to $58.13, having closed down $1.30 at $58.33 a barrel, its lowest settlement since June 8. "Greece is still the word," said Ben Le Brun, market analyst at OptionsXpress in Sydney.» Read More
Tim Condon, Head of Research for Asia at ING Financial Markets, says the lower oil prices are giving governments opportunities to do pro-market reforms in countries like Malaysia and Indonesia.
Don Luskin, Chief Investment Officer at Trend Macro, says technological abundance is collapsing prices in the energy sector, which is hurting major cartels like OPEC.
The idea that the cartel is worried about market share is misleading, says Daniel Hynes, Senior Commodity Strategist at ANZ.
Bill Smead, CEO and CIO at Smead Capital Management, explains his trading approach against a backdrop of sliding oil prices.
Peter Boockvar, Chief Market Analyst at The Lindsey Group, says Wall Street shares are "extraordinarily overbought" at the moment due to expectations of central bank support.
CNBC's Bertha Coombs discusses the day's activity in the commodities markets. OPEC will announce a possible production cut tomorrow.
Discussing the bottom for oil and the outlook for the Middle East region, with Helima Croft, RBC Capital Markets.
CNBC market analyst Steve Grasso, drills down on oil and explains why energy is a short going forward.
CNBC's Melissa Lee reports the natural gas inventories fall to 162 billion cubic feet, a bigger decline than expected.
CNBC's Bertha Coombs reports the crude oil and gasoline data ahead of tomorrow's OPEC meeting.
CNBC's Steve Sedgwick discusses expectations for OPEC's statement on oil production ahead of tomorrow's meeting.
Ahead of the OPEC meeting in Vienna, Charles Whall, portfolio manager at Investec Asset Management, says that the cartel does not need to cut oil production by a lot to see a rise in revenues.
Oil needs to be at $100 per barrel to be at a "fair price", Venezuelan foreign minister Rafael Ramirez told CNBC, as OPEC members decide whether to cut production.
Matt Smith, Commodity Analyst at Schneider Electric, explains why Saudi Arabia is so reluctant to reduce output and warns that investors shouldn't expect too much progress from the meeting.
Tony Nash, Vice President at Delta Economics, says commodity deflation in countries like Germany and China is worrying.
David Dietze, President & Chief Investment Strategist, outlines which sectors are best positioned to take advantage of lower oil prices.
Stephen Schork, Editor of the The Schork Report, explains why the oil-rich kingdom is unlikely to go along with Iran's demands for a cut in crude output.
Chad Mabry, Analyst, Energy & Natural Resources at MLV & Co, is expecting OPEC to cut output to 29.5 million barrels a day from 30 million barrels currently.
Scott Nations, Chief Investment Officer & President of NationsShares, says the drop in consumer confidence data was surprising given the recent decline in gasoline prices.
CNBC's Jackie DeAngelis discusses the day's activity in the commodities markets. Everyone is looking to the Saudis to see what they plan to do at this week's meeting. Traders figure they'll be less inclined to cut production.