The California Highway Patrol is on scene of a five vehicle crash on northbound I-5 near Lebec Road.
It happened just before 8 p.m.
At least one semi-truck reportedly rolled over.
It's unclear how many people were involved in the crash or if there are any injuries.
All lanes, except of the number two lane is shut down to traffic while officials investigate and clear the roadway.
This is a breaking news story, check back for updates.