Mealey's (November 15, 2016, 11:09 AM EST) -- NEW ORLEANS — The Fifth Circuit U.S. Court of Appeals on Nov. 14 rejected a professional liability insurer’s argument that its policy's prior-knowledge exclusion bars coverage for an underlying malpractice claim against its law firm insured, affirming a $29,799,781.79 judgment against the insurer (OneBeacon Insurance Co. v. T. Wade Welch & Associates, et al., No. 15-20402, 5th Cir.; 2016 U.S. App. LEXIS 20440)....