Bloomberg: Two of President Barack Obamas top pollution-control measures face courtroom tests tomorrow as coal-dependent utilities, miners and some states challenge what they call overreach by the Environmental Protection Agency.
Efforts to regulate pollutants that cause smog and soot, as well as mercury from coal plants, have moved in fits and starts for more than a decade. If both rules go forward it would cause power producers such as American Electric Power Co. (AEP) and Southern Co. (SO) to shutter...