§ 666,” a federal criminal statute regarding the theft from government organizations, including tribes. Attorney’s Office for the Northern District of Oklahoma for investigation and prosecution under 18 U.S.C. It further recommends that the Attorney General “consider referring the case on to the U.S. The Osage Nation Congress’ committee that investigated the expense reports of the former chief executive of Osage Casinos has issued its final report with three key recommendations – including one that the Osage Nation Attorney General investigate and prosecute not only the former CEO, Byron Bighorse, but also the former chairman of the Gaming Enterprise Board, Mark Simms.