A stunning crash in Piedmont that killed three college students, leaving a fourth with severe injuries, has triggered deep suspicion of the vehicle involved: a Tesla Cybertruck, the electric pickup with a space-age look — and a history of engineering mishaps.

A fatal Tesla Cybertruck incident in Piedmont is being investigated by the National Highway and Traffic Safety Administration and California Highway Patrol after three Piedmont high school graduates died and another was hospitalized.

Piedmont’s Cybertruck crash, which left three dead and one injured, rattled the small Bay Area community. Details are sparse, but here’s what we know.