( June 11, 2025, 8:14 AM EDT) -- RALEIGH, N.C. — The U.S. government has filed a response brief in North Carolina federal court arguing that it should deny the plaintiff leadership group’s (PLG) motion to exclude four opinions offered by one expert in the litigation pertaining to environmental and groundwater contamination at Marine Corps Base Camp Lejeune, arguing that the opinions in question “are the result of reliably applying foundational scientific principles and methodologies to sufficient facts and data” and contending that each of the PLG’s arguments favoring exclusion is “fundamentally flawed.”...