Late Night: Olivia is last seen leaving the Sportsman's Bar in New Town
Was last seen in a teal pickup truck that she often borrowed from a friend. It was a teal 2011 Chevrolet Silverado 2500. No one knows what happened to her after that though some speculate she returned home for a while because her phone, wallet, money, and clothes she was wearing that night were at the house.
The Sportsman's Bar
Olivia is reported missing by her father
After not seeing or hearing anything from Olivia for two days and not being able to get ahold of his daughter, her father files a missing person's report
Parent of Victim
The FBI is invited to help local law enforcement with their investigation
Matthew tells the media that he thinks Olivia came home after she left the bar
In an interview with Dateline NBC, Olivia's brother, Matthew, mentioned that he thinks that Olivia had come into the home after leaving the bar. He thinks this because family members found her cell phone, money, and wallet at her home after she disappeared. They also found the items of clothing that she was last seen wearing.
Sibling of Victim
The Bureau of Indian Affairs takes lead in investigation
The Tribe and the family requested that they take over Olivia's investigation
Search crews find the pickup truck
Volunteer search crews find the pickup truck that Olivia was driving the night of her disappearance almost nine months later using sonar technology. The truck was found in Lake Sakakawea, in New Town, and Olivia was also found buckled in the passenger's seat of the vehicle. The vehicle was found 400 feet away from the shore of the lake, under 21 feet of water and Olivia's cause of death was ruled as undetermined.
Person With Information
Olivia's family holds a press conference
In the press conference, they confirmed that Olivia was found inside the vehicle. The family also called for more organized efforts between the several law enforcement agencies when looking for missing persons.
A funeral for Olivia is held
She was laid to rest south of New Town. The family awaits autopsy results.
Officials rule that they will not release info about Olivia's death
A report regarding Olivia's death was ruled to be not a public record because it is part of an active investigation
Authorities reveal Olivia was strapped into truck's passenger seat
Her cause of death was ruled undetermined
Lake Sakakawea, ND