PIEDMONT, Calif. (KRON) -- Emergency crews responded to a multi-fatality crash early Wednesday morning in Piedmont, according to the California Highway Patrol. Authorities confirmed that three people died in the fiery crash that occurred at around 3:08 a.m. near Seaview Avenue and Hampton Road. The crash involved a solo Tesla Cybertruck that jumped a curb before striking a tree and retaining wall. The front end of the vehicle appeared to be partially wrapped around the tree. The vehicle caught fire in the crash and fully burned. Authorities clarified that the Tesla's battery did not catch fire. Fatal pedestrian crash in San Ramon shuts down SB 680 lanes One occupant who was seated in the front was extricated from the vehicle by a Piedmont resident who was passing by. That person was transported to the hospital and is in critical condition. The three other occupants were pronounced deceased at the scene. Mournful neighbors told KRON4's Michael Thomas at the scene that the deceased were college students from the area who were visiting home for the holidays. Police have not confirmed those details. (Photo: Michael Thomas) The Cybertruck automatically alerted 9-1-1 at 3:08 a.m. to the crash. Neighbors who saw the flames coming from the vehicle also called to report the incident. The Piedmont Police Department is investigating the crash. Authorities have not ruled out whether drugs or alcohol were involved in the fatal collision at this time. Further details of the fatal crash were not immediately available. This is a developing story. Check back for updates.