(September 29, 2015, 7:32 AM EDT) -- SALT LAKE CITY — Federal government officials and agencies that were sued by seven environmental groups in connection with the government’s sale of 80 oil and gas leases in Utah on Sept. 21 filed a brief in Utah federal court contending that further briefing in the case should be stayed (Southern Utah Wildnernss Alliance v. Jane Schneider, et al., No. 12-257, D. Utah)....