MENTONE (CBSLA.com) — Authorities say at least eight people were killed and 27 injured in a collision involving a tour bus and pickup truck in Mentone. The accident occurred at California Highway 38 and Bryant Street. Highway 38 is closed in both directions. A spokesperson for Caltrans said the bus originated from Tijuana. At least two passengers were also reportedly trapped in the wreckage. Eleven others are described as “walking wounded.”