(October 31, 2023, 12:35 PM EDT) -- DENVER — Utah and two counties on Oct. 30 filed an opening appellant brief in the 10th Circuit U.S. Court of Appeals arguing that a lower court erred when it dismissed their claims against the Biden administration for its decision to reinstate the dimensions of Bears Ears and Grand Staircase-Escalante national monuments because the action exceeded the scope of the Antiquities Act....