(March 24, 2016, 11:47 AM EDT) -- LAS VEGAS — A commercial general liability insurer has a duty to defend and indemnify insureds in 16 underlying construction defect lawsuits, a Nevada federal judge ruled March 22, in refusing to reconsider an order declining to dismiss a contribution claim filed by three other insurers who defended the insureds (Assurance Company of America, et al. v. Ironshore Specialty Insurance Co., No. 13-2191, D. Nev.; 2016 U.S. Dist. LEXIS 36993)....