Two Clean Air Act legal scholars say EPA Administrator Scott Pruitt's chief justification for proposing to repeal the Obama-era Clean Power Plan (CPP) to limit utility greenhouse gas emissions is flawed, and that nothing in the air law prohibits the agency from regulating beyond a facility's fenceline. Daniel Farber, a law professor at the University of California-Berkeley, and Kirsten Engel, a University of Arizona law professor and an Arizona state representative, filed Jan. 15 comments with EPA arguing that section...