( May 18, 2026, 10:36 AM EDT) -- CHARLESTON, S.C. — The federal judge in South Carolina overseeing the multidistrict litigation (MDL) for the firefighting agent aqueous film forming foam (AFFF) has remanded to state court three of nine groundwater contamination cases brought by South Carolina water authorities against E.I. DuPont de Nemours & Co. and other companies, ruling that DuPont’s government contractor defense does not apply to all of the cases....