Mealey's (February 19, 2021, 10:06 AM EST) -- LOS ANGELES — A federal judge in California on Feb. 18 denied without prejudice a renewed motion for preliminary approval of a class action settlement for municipalities claiming that Monsanto Co. and other makers of polychlorinated biphenyls (PCBs) are liable for groundwater contamination and allowed the parties to file another renewed motion by March 19....