Mealey's ( February 10, 2026, 11:32 AM EST) -- WASHINGTON, D.C. — Maryland and South Carolina on Feb. 9 filed a joint reply brief in the U.S. Supreme Court, arguing that a Fourth Circuit U.S. Court of Appeals ruling that denied them remand of their respective injury lawsuits against the 3M Co. related to exposure to the firefighting agent aqueous film forming foam XE "aqueous film forming foam" (AFFF) is “wrong,” and they say Supreme Court review is warranted due to a “growing split” among circuit courts....