Ethanol has largely fizzled here in the US. But in Brazil, people have been driving their cars for years powered only by sugarcane ethanol. In recent years though, ethanol in Brazil has hit a speed bump.
The US Senate began hearings today on the oil spill disaster in the Gulf of Mexico. It's the first opportunity lawmakers have had to publicly question the companies involved. The World's Katy Clark reports.
Much of the uncertainty Iraqis feel is about the economic future of their country.Those prospects depend largely on the recovery of Iraq's oil industry. The World's Katy Clark reports that Iraq's oil is flowing again.