(August 29, 2019, 1:27 PM EDT) -- WASHINGTON, D.C. — Members of the Osage Nation in Oklahoma are back in federal court over their rights to royalty payments from oil and gas operations on tribal land, filing a class complaint Aug. 21 in the U.S. Court of Federal Claims seeking more than $100 million in damages from the government (William S. Fletcher, et al. v. United States, No. 1:19-cv-01246, Fed. Clms.)....