(April 3, 2017, 10:27 AM EDT) -- ST. LOUIS — Monsanto Co. on March 28 filed an answer in Missouri federal court denying that any exposure to its herbicide Roundup, with its active ingredient glyphosate, can cause non-Hodgkin lymphoma (NHL) or other cancers, as alleged by numerous individuals who have used Roundup (Steve Salvaggio, et al. v. Monsanto Company, et al., No. 17-1113, E.D. Mo.)....