(May 9, 2018, 12:53 PM EDT) -- ST. LOUIS — Based on a Missouri Court of Appeals’ allocation ruling in an asbestos coverage dispute, a Missouri federal judge on May 8 vacated a prior allocation ruling and said that the all-sums method, rather than a pro rata method, is the correct method of allocation (Zurich American Insurance Co. v. Insurance Company of North America, No. 14-1112, E.D. Mo., 2018 U.S. Dist. LEXIS 77061)....