California Highway Patrol is responding to a four-vehicle crash in San Luis Obispo Monday evening.
The crash happened at 5:28 p.m. in the southbound lanes of Highway 101 near the Los Osos Valley Road off-ramp.
According to CHP, four vehicles were involved in the crash.
As of 5:45 p.m., CHP is reporting no injuries in the crash.
Traffic through San Luis Obispo is backed up due to the crash. First responders are on-scene working to clear the scene.
The cause of the crash is under investigation.