The California Highway Patrol is investigating a crash on Highway 154 near Painted Cave Road that occurred at about 12:30 p.m Friday.

The collision involved a black sedan and a red Toyota Prius. At least one person has reportedly been seriously injured. The conditions of those involved are not known at this time.

The cash initially shut down all lanes of Highway 154. One lane eventually opened up.

The cause of the crash is under investigation.

No other details were immediately known. We will update this story when new information becomes available.