Three people, including a child, were killed in an early morning crash on Highway 99 on Monday.

According to the California Highway Patrol, around 12:15 a.m., a car heading south on the 99 was exiting at Kimberlina Road.

The CHP says the car went off the road and down an embankment before hitting a tree.

Two adults, a child and a dog were in the car and were all killed.

It's not known what caused the crash.