US Overtakes Saudi Arabia as World's Largest Oil Producer

The United States is now the world’s largest oil producer. A report by the BP Energy Company credits the “shale revolution” for a surge in American oil and natural gas production that has helped the U.S. “leapfrog” ahead of the world’s top energy producers. Others say that while boosting oil production is easy, learning how to use less of it is hard. VOA's Mil Arcega reports.