It was not immediately clear if anyone was hurt in the blaze that broke out Friday afternoon along Interstate 15, the main route between Southern California and Las Vegas.
Live video: Wildfire ignites cars on fire on 15 Freeway outside LA http://t.co/5svFzn2pU5 pic.twitter.com/Du6Wk5m921
— Jon Passantino (@passantino) July 17, 2015
U.S. Forest Service spokesman Uriah Hernandez says the fire in the Cajon Pass has burned at least 50 acres (20 hectares) and is moving fast.
The fire led authorities to shut several freeway lanes, causing traffic to back up for miles.

