MT. JULIET –A former Mt. Juliet police officer faces a set of charges following an investigation by TBI special agents. At the request of 15th District Attorney General Jason Lawson, TBI agents began investigating the actions of 51-year-old Franklin Deriggi (DOB 2/26/1972) earlier this summer. During the investigation, agents determined Deriggi misused criminal justice data for unauthorized purposes. The department terminated Deriggi’s employment in early August. On Se ...