The deadly collision happened around 1 a.m. at Coal Canyon Road, according to the California Highway Patrol. At least three cars were involved in the crash, one of which burst into flames in the middle lanes of the freeway.
At one point, all lanes were shut down. By 6 a.m., only the far right and far left lanes were open for drivers.
All lanes were cleared a short time after that.
Additional details about what led up to the crash were not available.