( June 9, 2026, 1:07 PM EDT) -- RICHMOND, Va. — A panel of the Fourth Circuit U.S. Court of Appeals reversed a lower court’s decision that granted a preliminary injunction in a per- and polyfluoroalkyl substances (PFAS) contamination case, ruling that an environmental group did not establish irreparable harm regarding Chemours Company FC LLC’s discharge of PFAS-contaminated water into the Ohio River....