NORWALK (AP) — Authorities say a tour bus caught fire after a driver pulled off a Southern California freeway to evacuate 40 passengers. No injuries are reported.

Los Angeles County Sheriff’s Lt. Eric Smitson said Sunday that passengers smelled a suspicious odor or saw smoke, prompting the driver to exit Interstate 605 in Norwalk and pull into a doughnut shop parking lot. The engine caught fire as the passengers left the bus.

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Los Angeles County Fire Department Supervisor Cheryl Sims says firefighters were at the scene for nearly two hours Saturday night.

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Smitson said a police report doesn’t list the name of the tour bus operator.

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