CNNMoney | Trump billionaire backer: US would be 'foolish' to double oil output CNNMoney Shale pioneer and Trump backer Harold Hamm senses a "feeling of euphoria" that has swept over the oil industry over the past few weeks. Not only did OPEC finally surrender to U.S. shale sending prices higher, but the underdog that Hamm bet on has won ... US oil production unlikely to rise much through all of 2017: Hamm |