Oil markets are still volatile, U.S. energy chief says, calling for further supplies - Earth News Report
Volatility is still weighing on oil markets, U.S. Energy Secretary Jennifer Granholm said Saturday, reiterating calls for additional supplies. Asked to comment on the state of oil markets, she told CNBC's Sri Jegarajah that "there's no doubt that there is a volatile environment, and ... there's plenty of indebtedness" — a situation that the White
