( July 17, 2025, 1:20 PM EDT) -- DALLAS — Fort Worth, Texas, and other entities filed a joint amicus curiae brief in Texas federal court asking the court to hold that political subdivisions’ biosolids operations are entitled to governmental immunity as it considers the defendants’ motions to dismiss a per- and polyfluoroalkyl substances (PFAS) contamination lawsuit brought by farmers against agriculture fertilizer companies....