(November 29, 2016, 10:26 AM EST) -- SPOKANE, Wash. — Monsanto Co. and its affiliates on Nov. 23 filed an answer against the city of Spokane, contending that the city’s attempt to collect remediation costs for alleged contamination of its groundwater with polychlorinated biphenyls (PCBs) should be denied because the plaintiff fails to state a claim (City of Spokane v. Monsanto Company, et al., No. 15-00201, E.D. Wash.)....