(June 1, 2020, 12:02 PM EDT) -- CHICAGO — A Wisconsin couple on May 27 filed a brief in the Seventh Circuit U.S. Court of Appeals arguing that a district court committed reversible error when it granted summary judgment to an industrial facility regarding contamination from polychlorinated biphenyls (PCBs) because it “improperly weighed the evidence and relied on unreliable manipulated data” (William Liebhart, et al. v. SPX Corp., et al., No. 20-1384, 7th Cir.)....