STPSO: Suspect barricades himself inside home after firing on deputy Suspect barricades himself inside home after firing on deputy By Tiffany Baptiste | December 16, 2020 at 9:11 AM CST - Updated December 16 at 12:10 PM SLIDELL, La. (WVUE) - The St. Tammany Parish Sheriff’s Office is working to apprehend a suspect who has barricaded himself inside of his home after firing on a deputy near Slidell. According to Sheriff Randy Smith, a STPSO lieutenant was responding to a call of roaming livestock in the River Garden neighborhood when the suspect fired shots at the lieutenant’s vehicle. The vehicle was struck but the deputy was not injured.