The South Bay Freeway was jammed and snarled for  hours on Wednesday, September 3, 2008, when a  Porsche 944 travelling at speeds near 120 mph crashed into a big rig tractor-trailer on I-805. 

According to the California Highway Patrol, the fatal accident occured right about 8 a.m. on I-805 Southbound in Chula Vista, near the Palm Avenue Exit.  Authorities reported that the Porsche burst into flames and the driver died at the scene.  The driver of the truck, who is 28 years old, was not injured, according to a CHP officer.