'This oil price doesn't work': Diamondback CEO says US shale production has peaked

The head of the largest independent oil producer in the Permian Basin predicts US shale production has peaked and will likely decline from here as oil prices hover near four-year lows."We have a very good view of what the US looks like. And right now that's a business that's slowing dramatically and likely declining in terms of production," Diamondback Energy (FANG) CEO Travis Stice said during the company's earnings call on Tuesday morning.Stice, who is slated to step down and become executive chairman later this month, issued a shareholder letter on Monday in which he pointed to declining crew count...