Brian Laundrie's parents discovered a handgun was missing when they voluntarily surrendered their firearms to law enforcement.

The depositions are part of a lawsuit brought by Gabby Petito's parents against Brian Laundrie's parents for pain and emotional distress, claiming the Laundries knew their son had killed Gabby.

Gabby Petito's parents allege during the search for the young woman, Brian Laundrie's parents knew their son had killed her.

Gabby Petito's parents filed a civil lawsuit in a Florida court Thursday against the parents of Brian Laundrie, alleging they knew of Gabby's murder.

Brian Laundrie told his parents Gabby Petito was "gone" in what is described as a frantic phone call three weeks before her remains were discovered.

The depositions are part of a lawsuit brought by Gabby Petito's parents against Brian Laundrie's parents for pain and emotional distress, claiming the Laundries knew their son had killed Gabby.

Police find personal items belonging to Brian Laundrie, apparent human remains The FBI said "items of interest" in connection to the search for Laundrie were found at the Carlton Reserve.