A 36 YEAR-OLD NORTHERN CALIFORNIA MAN HAS TURNED HIMSELF IN. HE SAID HE WAS INVOLVED IN A FEBRUARY 25TH HIT-AND-RUN ACCIDENT ON MISSION STREET IN WEST SANTA CRUZ. THE SANTA CRUZ MOTORCYCLIST (WHO WAS HIT IN THAT ACCIDENT) WAS AIR-LIFTED TO SANTA CLARA VALLEY MEDICAL CENTER WITH SERIOUS INJURIES.