Monday, March 1, 2021 Glacier Park Iron Ore Properties, LLC, Appellant vs. United States Steel Corporation, Respondent – Case No. A19-1923: In 2010, respondent United States Steel Corporation and the Great Northern Iron Ore Properties Trust entered into a consolidated lease that authorized U.S. Steel to mine on land owned by the Trust until 2057. The trust terminated and some of its assets, including mineral leases, were transferred to appellant Glacier Park Iron Ore Properties, LLC. In 2019, Glacier Park served an arbitration demand on U.S. Steel, claiming the trustees of the trust had ...