Coal executive Robert Murray ambled through the packed hearing room inside the gold-domed capital complex here, past reporters and photographers, past environmental activists and energy lobbyists, past more than two dozen of his miners who had filled the seats, wearing their work uniforms and hard hats. Like the roughly 300 other people signed up to speak about the Environmental Protection Agency’s proposal to withdraw the Clean Power Plan — Barack Obama’s signature effort as president to combat climate change by limiting emissions from power plants — Murray got three minutes to make his […]