As the future of coal darkens, Murray Energy files for bankruptcy https://thehustle.co/10302019-coal-Murray-Energy-bankruptcy/?utm_campaign=amazon&utm_content=10302019-coal-Murray-Energy-bankruptcy&utm_medium=email&utm_source=daily&fbclid=IwAR34SrzkBeW0kPBmrZO8bYIl3_IEIymo5AZnhWE8Oy9pdC6UC-hKc_nMPA4