The cause of the crash is not yet clear, but California Highway Patrol spokesman Mario Lopez was quoted by the Associated Press as saying that the bus driver reported brake problems as he descended a road leading from the Big Bear ski resort area.

BBC: California bus crash kills eight and injures dozens

It covers a wide area around Los Angeles, with incidents reported from San Diego in the south to the mountain resort of Big Bear in the east.

CNN: LA cops stalked by suspect -- and a brutal past

The ex-Navy reservist died in a gunfight at a mountain cabin near the Big Bear Lake ski resort, after a massive manhunt across southern California.

BBC: US women shot by LAPD in Dorner manhunt get $4m payout

The vehicle found Thursday in the ski resort town of Big Bear Lake was so charred that investigators couldn't be more specific about the nature of its contents, Sgt.

WSJ: L.A. Authorities Announce $1 Million Reward for Ex-Officer Christopher Dorner

Since then, much of the manhunt for Dorner has focused in and around the San Bernardino County mountaintop resort of Big Bear Lake after Dorner's pickup was found burning in the area.

CNN: LAPD to review firing of ex-cop it's hunting

McGowan, who works for the Snow Summit ski resort in Big Bear Lake, called authorities Feb. 7 after he spotted a burning truck on the side of a rarely used, unpaved fire route.

NPR: LAPD: 3 Parties To Split $1 Million Dorner Reward