Mealey's (September 7, 2021, 3:26 PM EDT) -- CHICAGO — The Seventh Circuit U.S. Court of Appeals on Sept. 3 vacated and remanded in part a lower court’s threshold determination that liability for remediating groundwater contamination and vapor intrusion can be apportioned under the Comprehensive Environmental Response, Compensation, and Liability Act in a dispute over among current and former owners of a manufacturing site in Indianapolis....