Gabby Petito: Timeline of disappearance, death and Brian Laundrie search

Gabby Petito, 22, vanished after going on a cross-country trip with her boyfriend in a converted camper van. Here is a timeline of her disappearance, death and the developments in the case.

Brian Laundrie: Remains found in Florida park are his, FBI says

The body that was found Wednesday belonged to Brian Laundrie, the only person of interest in the Gabby Petito case, officials say.

Brian Laundrie manhunt: FBI confirms unidentified human remains found, fugitive's backpack, notebook

The FBI confirmed to reporters in Florida Wednesday that investigators found what appear to be human remains, "along with personal items, such as a backpack and notebook belonging to Brian Laundrie," just hours after Laundrie's parents searched the Myakkahatchee Creek Environmental Park.

Brian Laundrie lookalike has hotel door kicked in by US Marshals, deputies in arrest attempt

“I said, ‘You might want to change your appearance for a while or this will continue to happen where you go,’” Graham County Sheriff Jerry Crisp told Severin Beckwith, the Brian Laundrie doppelgänger.

Human remains found in car submerged for nearly 20 years

Crews have found human remains in the SUV that was pulled from the bottom of the Ohio River. The vehicle belonged to an Ohio mother who went missing in 2002 with her two young children.

'Critical' missing 14-year-old girl found safe in Dallas

The Dallas Police Department said 14-year-old Kourtnie Brown, who had been reported missing, has been found safe.

Gabby Petito’s family opens up on hunt for Brian Laundrie, believes he’s ‘missing piece’ to puzzle

Brian Laundrie has been on the run for several weeks since his fiancée, Gabby Petito, was declared missing and the Petito family believes he holds the answers to what happened to their daughter. 

Brian Laundrie's father joins law enforcement searching for son at Carlton Reserve

Brian Laundrie's father, Christopher, spent Thursday morning at a North Port park with law enforcement, one day after he was asked for to join the search for his son as they investigate the Gabby Petito case.

Brian Laundrie manhunt: Fugitive's father to join search at Carlton Reserve, lawyer says

"Chris Laundrie was asked to assist law enforcement in their search for Brian at the preserve today," Steve Bertolino, the family's attorney, told Fox News Wednesday night.

Gabby Petito's YouTube video posted while Brian Laundrie left her in Utah to fly home to Florida

Gabby Petito told a police officer that her fiancé, Brian Laundrie, didn't believe in her dream to create a website and blog, but she was apparently able to edit and publish an 8-minute video when Laundrie left her for nearly a week in Utah while he flew home to Florida.

Laundrie attorney confirms Brian left to hike preserve day earlier than parents previously claimed

The timeline of Brian Laundrie's whereabouts since he returned to Florida in his fiancée's van on September 1 continues to evolve as the family's lawyer confirms new details about the day he disappeared from his parents' North Port home.

Brian Laundrie search: Could parents face obstruction, accessory charges?

Some of the biggest questions remain as the search for Brian Laundrie continues: What exactly did his family know, and when did they know it?