SEPTEMBER 7, 2008 - A 16 year old boy suffered serious injuries in Vista when the car he was driving slammed into a tree.  The teen driver was traveling southbound in the 500 block of West California Avenue near Calle Chapultepec at approximately 3:20 a.m. on Sunday, according to a sheriff’s deputy.  He was taken to Palomar Medical Center in Escondido.  Authorities suspect drunken driving. The driver, whose name has not been released, was not cited.