The San Luis Obispo Police Department is investigating a crash that left a motorcyclist with serious injuries.
It happened just before 1 p.m. on Wednesday at the intersection of Foothill Boulevard and Casa Street, where a motorcycle and a passenger vehicle collided.
Police say the motorcyclist, a 24-year-old man from Paso Robles, was taken to a local hospital with life-threatening injuries.
The driver of the other vehicle, a 58-year-old man from Santa Maria, was taken to a local hospital for treatment of moderate injuries, along with his passenger.
Police say drugs and alcohol are not believed to be factors in the collision.
