CHICAGO - A unanimous First District Illinois Appellate Court, Fifth Division, panel announced an opinion April 2 overturning a declaratory judgment for insurance companies that they owe a duty to the former mayor of Crestwood, Ill., to defend in underlying lawsuits alleging that Crestwood and its officials provided contaminated water to village residents (Metropolitan Property & Casualty Insurance Co., et al. v. Chester Stranczek, No. 10-3760, Ill. App., 1st Dist., 5th Div.).