( February 4, 2025, 9:07 AM EST) -- PITTSBURGH — An insured maintains in a motion for partial summary judgment filed in Pennsylvania federal court that a noncumulation clause included in one of its excess insurer’s policies should not be enforced because the policy was changed to conform with an underlying umbrella policy; however, the excess insurer says in its motion for partial summary judgment that the noncumulation clause must be enforced to reduce the limit of liability under the policy and the amount owed to the insured for asbestos liabilities....