A serious injury, early morning crash on Interstate 15 shut down the highway's southbound lanes for more than an hour as officials cleared the scene.
The crash happened at approximately 5 a.m. on I-15 near Miramar Road, by the highway's State Route 163 split.
Four cars were badly damaged in the crash, California Highway Patrol (CHP) officials said, though it is unclear how the crash happened at this time.
At one point, an SUV involved in the crash was flipped on its side. People were trapped inside.
The crash was initially reported with major injuries. CHP officials do not have the extent of their injuries.
While the highway was shut down, traffic was rerouted onto SR-163.
The highway was reopened before 7 a.m.
No further details are available.