(September 26, 2023, 1:11 PM EDT) -- ANN ARBOR, Mich. — A federal judge in Michigan on Sept. 25 denied defendants’ motion to exclude a plaintiffs expert in the litigation related to the lead-contaminated water crisis in the city of Flint, Mich., ruling that the methodology he used is “well-supported” in that he uses sources upon which other experts have relied in the case and uses data derived from the Michigan Department of Environmental Quality (MDEQ), which included the water lead levels observed during the Flint water crisis....