1. LAW
AG nominee Bill Barr's tangle with the Clean Air Act
President George H.W. Bush's attorney general, Bill Barr, who may step into the role again under President Trump, played a role in a 1992 Clean Air Act clash, a notable controversy for a nominee poised to lead the Justice Department as it handles more and more cases involving environmental rollbacks and reinterpretations of cornerstone anti-pollution measures.