(June 30, 2017, 9:18 AM EDT) -- DETROIT — A company that was sued by Michigan residents who contend that it shares liability for the lead-contaminated drinking water crisis in Flint, Mich., on June 15 filed a brief in Michigan federal court, contending that it should be permitted leave to file an amended motion to dismiss the residents’ class action (Frances Gilcreast, et al. v. Lockwood, Andrews & Newnam, No. 16-11173, E.D. Mich.)....