PALM SPRINGS, Calif. (KABC) -- The National Transportation Safety Board is blaming sleepy drivers for causing a deadly bus crash in Palm Springs in October of 2016.
A tour bus driver and 12 passengers were killed when the bus slammed into the back of a big rig stopped in a lane of westbound I-10.
MORE: 13 dead, 31 injured after tour bus crashes into truck near Palm Springs
The bus was returning to Los Angeles after a trip to Red Earth Casino.
MORE: Truck driver arrested for causing 2016 bus crash that killed 13 near Palm Springs
The big rig's driver, 51-year old Bruce Guilford, was charged with vehicular manslaughter and reckless driving.
He was arrested in Georgia two weeks ago and is awaiting extradition back to California to face charges.
NTSB says deadly 2016 Palm Springs bus crash caused by fatigued drivers
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