Wall Street Journal | US Oil Rig Count Down by 10 Wall Street Journal Oil prices tumbled Friday after comments from a Saudi royal family member cast more doubt on a deal for major global exporters to cap output. Saudi Arabia's deputy crown prince, Mohammed bin Salman, said in an interview with Bloomberg News that the ... US drillers cut oil and gas rigs for 15th straight week - Baker Hughes U.S. oil rig count down by 10, Baker Hughes reports |