(October 18, 2016, 10:50 AM EDT) -- KNOXVILLE, Tenn. — A group of residents on Oct. 14 filed a brief in a Tennessee federal court arguing that it should certify a class action against CSX Transportation Inc. and another railroad company related to a spill of toxic chemicals that resulted from a train derailment based on the need to evacuate the residential area surrounding the site (Charles Tipton, et al. v. CSX Transportation Inc., et al., No. 15-311, E.D. Tenn.)....