Mealey's (September 19, 2016, 11:03 AM EDT) -- NEW ORLEANS — A district court erred in granting summary judgment in favor of an insurer based on its policy’s pollution endorsement because it is not clear that the endorsement excludes coverage for all of the underlying claims alleged against an insured, the Fifth Circuit U.S. Court of Appeals said Sept. 16 (Federal Insurance Co. v. Northfield Insurance Co., No. 14-20633, 5th Cir.; 2016 U.S. App. LEXIS 17008)....