COAL: Murray Energy sues EPA over 'war on coal' Manuel Quiñones, E&E reporter Published: Monday, March 24, 2014 Murray Energy Corp. today filed a federal lawsuit against U.S. EPA over what the company calls the agency's war on coal. Please subscribe to Greenwire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.