States, environmentalists sue EPA over auto GHG rollback

Almost two dozen Democratic states and multiple major environmental groups are launching litigation in federal appellate court challenging EPA and the Transportation Department’s rollback of vehicle greenhouse gas standards as unlawfully weak, bringing legal challenges to the high-profile rule into sharper focus. California and 22 other states, along with several large municipalities, filed a May 27 petition for review of the rollback regulation in the U.S. Court of Appeals for the District of Columbia Circuit. Other states on the lawsuit...