A car crash in San Luis Obispo sent one person to the hospital and another to jail. Police say an officer witnessed the crash on Santa Rosa and Montalban Street just after 12 a.m. Sunday morning. A suspected impaired driver hit another car causing it to spinout onto the sidewalk. The impaired driver was eventually stopped by a light pole on an overpass. The victim was transported to an area hospital. The suspected impaired driver was arrested.