(August 31, 2016, 1:59 PM EDT) -- DETROIT — The Sixth Circuit U.S. Court of Appeals on Aug. 18 reversed a lower court decision and vacated two reinsurance arbitration awards because of ex parte communications between an arbitrator and counsel of one of the parties (Nos. 15-1403 and 15-1490, 6th Cir.; 2016 U.S. App. LEXIS 15306)....