The U.S. Court of Appeals for the District of Columbia Circuit in a surprise order is scheduling April oral arguments in a case that challenges EPA's greenhouse gas rule for new power plants, with at least one source noting the order is unusual because it was issued in the midst of briefing, and the court generally waits until briefing is complete before slating arguments. The Dec. 2 order in the case, North Dakota, et al. v. EPA, et al.,...