Stocks were mostly higher Wednesday as another decline in oil prices and several upbeat profit reports eased some of Wall Street's concerns about the economy.
President Laurent Gbagbo said he intends to change a law that allocates minimal state control over Ivory Coast's oil production, as he denounced accusations he has taken oil money.
Oil prices fell further on Wednesday as traders digested stronger-than-expected gasoline (petrol) reserves in the United States, the world's biggest crude consumer, analysts said.
Record crude prices helped oil giant ConocoPhillips' second-quarter profit climb 13 percent from adjusted results a year ago, beginning what is expected to be a string of robust earnings announcements from major oil companies.
A collision between a chemical tanker and a fuel barge on the Mississippi River spilled over 400,000 gallons of fuel oil and prompted the U.S. Coast Guard to close a 29-mile stretch of the waterway around New Orleans, a Coast Guard spokesman said.