Mystery surrounds the disappearance and death of 22-year-old Gabby Petito. Weeks after her fiancé, Brian Laundrie -- with whom she had been traveling the country in her van -- returned to his parents’ house without her, Petito’s body was found in Bridger-Teton National Forest in Wyoming. Now, Laundrie appears to have vanished.
 
Nancy Grace, host of Crime Stories with Nancy Grace on Fox Nation, joins Dr. Phil on Wednesday’s episode, "'Van Life' to Vanished: Inside Gabby Petito's Disappearance and Death," to share the latest news about the case. In the video above, hear her thoughts about Laundrie’s whereabouts, as well as the behavior of Laundrie’s family.

Also on Wednesday, a former law enforcement officer and FBI defense tactics instructor, a criminal defense attorney, and a body language expert, all weigh in on the unusual circumstances. Check local listings to see where you can tune in.

WATCH: What Happened To Gabby Petito – And Where Is Brian Laundrie?

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