Ruling that could add nearly $18 billion in fines to more than $42 billion in charges.
Oil giant BP has reported a rise in second quarter profits boosted by increased production.
Court awarded shareholders in the defunct Russian oil company Yukos largest compensation package to date.
Deal secures the world's top energy user a major new source of the clean-burning fuel.
The British company posted quarterly profit slightly above forecasts despite difficulties in Russia.
Billing was the biggest source of concern in gripes forwarded to the Energy Ombudsman.
Interim government says it will raise gas prices in an effort to secure an I.M.F. aid package.
The U.S. has lifted a ban on oil giant BP that prevented it from bidding for government contracts.
Oil giant Chevron has won a U.S. court ruling against a $9.5 billion payout to residents of Ecuador's Amazon region.
Federal court rejects BP's efforts to halt payments to businesses relating to the Deepwater Horizon oil spill.