Felon sentenced to 15 years for possessing gun Felon sentenced to 15 years for possessing gun Advocate staff report Feb. 14, 2014 Comments A 27-year-old Baton Rouge man was sentenced Thursday to 15 years in federal prison for possession of firearms by a convicted felon, U.S. Attorney Walt Green said. It was on Feb. 9, 2012, that Baton Rouge police discovered Michael Wayne Davis Jr. and the firearms in a bedroom of a house they entered to execute an arrest and search warrant, Green said. Chief U.S. District Judge Brian Jackson found Davis to be an armed career criminal. He had prior convictions for burglary and unauthorized entry of an inhabited dwelling. The Baton Rouge Police Department and the federal Bureau of Alcohol, Tobacco, Firearms and Explosives investigated the case. It was prosecuted by Assistant U.S. Attorney Lyman Thornton III.