Brian Laundrie's sister Cassie says she hasn't spoken to her parents in 2 years and was misquoted by police in bodycam video replayed in a new docuseries.

Authorities later discovered Petito was murdered by her fiancé Brian Laundrie, and the Laundrie family has been scrutinised ever since, as they remained notably tight-lipped throughout the entire case.

Gabby Petito was traveling across the country in a van with Brian Laundrie, who later admitted to strangling her.