Convicted felon sentenced to 81 years in prison for robbing stores at gunpoint Fri, 12/11/2020 - 12:00am Christopher M.K. Dumas, 29, of Shreveport was sentenced Monday by United States District Judge S. Maurice Hicks, Jr. to 81 ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today! Read more about Convicted felon sentenced to 81 years in prison for robbing stores at gunpoint