A black vehicle rear-ended a stalled Greyhound bus near the northbound California offramp in San Luis Obispo this morning, according to the CHP Web site.
An ambulance is responding.
A caller told 911 operators the bus was stalled when the car hit it at 8:37 a.m.
Emergency crews were still arriving at the scene at 8:45 a.m.
Come back to www.sanluisobispo.com throughout the day for updates