Former Destrehan High School teacher Shelley Dufresne pleaded guilty to obscenity Thursday (April 9), admitting in court that she had sex with a 16-year-old student. The plea lets her and the student avoid a public trial and allows her to avoid a three-year prison sentence. She must spend 90 days at an inpatient mental health facility, serve three years of active probation and pay a $1,000 fine. If she fails to enter the court-approved mental health facility by the end of August, she must report to the St. Charles Parish jail Sept. 1 for a 90-day sentence, Judge Anne Simon...