Gabby Petito's family appears on Dr. Phil, pleads with Brian Laundrie to turn himself in

The parents and stepparents of Gabby Petito, the Blue Point native who disappeared in August, appeared on Dr. Phil's national talk show, where they pleaded with Gabby's fiancé, Brian Laundrie, who is a person of interest in her death, to turn himself in. Newsday's Cecilia Dowd reports. Credit: Peteski Productions / CBS Media Ventures; Moab City police department; YouTube / Nomadic Statik/CBS Media Ventures; Moab City police department; YouTube / Nomadic Statik