Mealey's (January 6, 2020, 1:57 PM EST) -- ST. LOUIS — The Eighth Circuit U.S. Court of Appeals on Jan. 3 affirmed a lower federal court's ruling in favor of primary and excess insurers in the insurers' lawsuit disputing coverage for its losses related to four rock falls, rejecting the insured’s argument that the dome-outs were caused by “building decay” under the policy (Westchester Surplus Lines Insurance Company, et al. v. Interstate Underground Warehouse & Storage Inc., No. 18-3448, 8th Cir.)....