(June 21, 2016, 2:24 PM EDT) -- COLUMBUS, Ohio — E.I. du Pont de Nemours and Co., which is being sued by Ohio residents alleging injuries from exposure to perfluorooctanoic acid (known as C8), on June 16 filed a brief in Ohio federal court, contending that it should grant the company a directed verdict against plaintiff David Freeman on grounds that he has been fully heard and there is no legally sufficient evidentiary basis for a jury to find in favor of him (In re E.I. du Pont de Nemours and Co. C8 Personal Injury Litigation, MDL No. 2433, No. 13-2433, S.D. Ohio)....