https://www.worldenergynews.com/news/bhp-chairman-calls-bln-shale-investment-mistake-662370
BHP Chairman Calls $20 Bln Shale Investment a Mistake
BHP Billiton's Chairman Jac Nasser said on Thursday BHP's $20 billion investment in U.S. shale oil and gas six years ago was, in hindsight, a mistake.