Mealey's (May 9, 2019, 12:04 PM EDT) -- WASHINGTON, D.C. — Native American and conservation groups on May 6 filed a brief in the District of Columbia Circuit U.S. Court of Appeals contending that it should deny the Trump administration’s motion to dismiss the groups’ case, which challenges a decision by the U.S. Department of the Interior (DOI) that would reinstate hydraulic fracturing leases on tribal land in Montana (W.A. Moncrief, Jr. v. United States Department of the Interior, et al., No. 18-5340, D.C. Cir.)....