Young couple goes on van tour of US, boy comes back with van - no girl
Park Ranger Warned Gabby Petito Of ‘Toxic’ Relationship, Urged Her To ‘Find Another Path’ Before Disappearance
https://www.dailywire.com/news/park...l&utm_source=housefile&utm_content=non_member
It's entirely possible Gabby took that advice and told Brian she wanted to break up. Assuming Gabby's girlfriend was truthful, I could also see that being the statement that made him decide if he couldn't have her, no one would.