(May 17, 2019, 1:35 PM EDT) -- MILWAUKEE — Plaintiffs who sued the former makers of lead-based paint on May 17 moved in Wisconsin federal court to exclude the testimony of a defense expert on grounds that the court has previously excluded most of his opinions, particularly those based on estimates of parental IQ (Glenn Burton v. American Cyanamid, et al., No. 07-0303, E.D. Wis.)....