Race car crash kills 2, a teenage boy and a man

Race car crash kills 2,  a teenage boy and a man at a northern California speedway during warm-up laps on Saturday, and authorities are investigating what led to the fatal mishap, a sheriff's official said. -(Reuters) -

The 14-year-old boy and 68-year-old man were standing in the maintenance pit area alongside the dirt track of a sprint-car race at Marysville Raceway Park, about 100 miles northeast of San Francisco, said Yuba County Sheriff's Captain Ron Johnson.

"One of the cars left the track and drove into the pit area," Johnson said, adding that it remained unclear whether the driver exited the track because he was done with his warm-up or lost control of his car due to mechanical problems.

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