Police investigating crash on Highway 4 in Pittsburg

PITTSBURG, Calif.

It happened just after 1 a.m. on eastbound Highway 4 near Railroad Avenue.

Police say a car was speeding through a construction zone and rear-ended another car.

The impact shoved the second car into two other vehicles.

Four people were taken to the hospital by ambulance and the 2-year-old was airlifted to the hospital.

Police are searching for the suspects.

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