According to Daily Mail, which spoke with Sgt. Eduardo Saucedo of the Los Angeles County Sheriff's Department, the 29-year-old rear-ended a sedan on a winding stretch of Decker Canyon Road, lost control, and veered off the side of a cliff, plunging more than 350 feet into a ravine. She was pronounced dead at the scene.

Sophia Hutchins, a close friend and manager to Caitlyn Jenner, has died in an ATV accident near Jenner's Malibu home. She was 29. TMZ was first to report the news. PEOPLE has reached out the Los Angeles Police Department for a statement.