From KATC :

The St. Martin Parish Sheriff's Office is searching for a missing teenager. Deputies say 16-year-old Lauren Thibodeaux was last seen Sunday at her St. Martinville home. Thibodeaux is described as standing 5'5" and weighing 155 pounds. She has long, straight dark brown hair and brown eyes.

If you know Lauren Thibodeaux's whereabouts, call the St. Martin Parish Sheriff's Office at 337-394-3071.