A rollover accident near the Tijuana River Valley has turned fatal, San Diego Fire-Rescue officials said.
Police said a man was driving fast in the 2600 block of Monument Road around 3:30 p.m. Friday.
He lost control and hit a raised curb of asphalt and rock, and his 1998 Toyota Tacoma truck rolled off the road.
The driver was pronounced dead at the scene from severe head injuries.
Police said they closed the intersection of Hollister and Monument roads while the investigation continued, and officers were providing traffic control.