(July 5, 2017, 1:44 PM EDT) -- DENVER — A panel of the 10th Circuit U.S. Court of Appeals on June 30 reversed a lower court’s ruling and held that a man’s lawsuit contending that drilling leases had been approved improperly was moot based on a retroactive decision of the U.S. Bureau of Indian Affairs (BIA) (David P. Hayes v. Osage Minerals Council, et al., No.15-5060, 10th Cir.; 2017 U.S. App. LEXIS 11780)....