Authorities continue the manhunt for Brian Laundrie, the 23-year-old who is a person of interest in the death of his fiancée, Gabrielle “Gabby” Petito, 22. On October 12, Teton County Coroner Brent Blue said at a news conference Petito’s death was determined to be a homicide by strangulation. Join us tonight on ID for a breaking new special on this case - Gabby Petito: ID Special Report. | Investigation Discovery

A theory that surfaced on the internet links the person who ended Gabby Petito’s life to two other victims: newlyweds Kylen Schulte and Crystal Turner. The adventurers were found lifeless at a campground and no culprit has since been found. However, at the time the crimes occurred, Brian was in the vicinity. While it could be a coincidence, the evidence leads many to believe that Brian Laundrie... is a more complex and mysterious criminal than previously thought. Subscribe for more https://bit.l