(September 15, 2023, 9:22 AM EDT) -- EAST ST. LOUIS, Ill. — The plaintiffs who sued the makers of the pesticide paraquat and the companies themselves have filed competing briefs in Illinois federal court debating the admissibility of the plaintiffs’ expert witnesses under the Daubert standard. The defendants say the plaintiffs’ general causation expert “offers a masterclass in violating Rule 702,” and the plaintiffs contend that the defendants’ arguments “have no basis in Seventh Circuit authority.”...