GABBY PETITO'S STORY: All you need to know about the narrative of gabby petito's 22-year-old case. Gabby Petito, a 22-year-old woman reported missing by her parents in early September, died by strangulation, Teton County Coroner Dr. Brent Blue revealed on Tuesday. Blue has already decided that the death was a murder. Petito's bones were discovered in a remote region of Wyoming's Bridger-Teton National Forest a little more than three weeks ago. Prior to her disappearance, she was traveling with her lover, Brian Laundrie. Scroll up and click on the BUY button