Christian Science Monitor: At issue in Mondays oral argument is whether the Environmental Protection Agency usurped legislative power reserved to Congress when EPA officials wrote broad new rules regulating the emission of greenhouse gases under the Clean Air Act.
Last month, the high court heard argument in a case testing whether President Obama acted properly when he ignored pro forma sessions of the Senate, declared Congress to be in recess, and then used his recess appointment power to unilaterally appoint three members...