DeSoto SLIU arrests 13 on drug charges Fri, 10/04/2019 - 12:00am DeSoto Parish Sheriff Jayson Richardson says the newly formed Street interdiction Unit (SLIU) is already proving successful in the removal ...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 DeSoto SLIU arrests 13 on drug charges