without his fiancee. breaking overnight, the news backy gabby gabby petino feared. a criminal investigation officially begins. i say missing. and the fbi is pleading for the public to help. >> investigators are resuming their search for laundrie in a nature preserve near his home in florida. you'll remember days after anybody heard from gabby in late august, brian laundrie returned home alone. ten days after that, her family reported her missing. laundrie, after refusing to speak to police about her whereabouts, disappeared. he's been missing ever since. at this time he has not been charged or named as a suspect. amara walker is no north port,