One woman was airlifted to the hospital with serious injuries after police said three adults and a baby were struck by a car sent careening out of control following an accident Sunday night in Shirley.

The baby was uninjured, Suffolk County police said, and two other adults suffered leg injuries.

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Police did not identify anyone involved in the accident on William Floyd Parkway near Surrey Circle at about 6:50 p.m.

No one was charged.

Police said the woman was airlifted to Stony Brook University Hospital with serious but non-life-threatening injuries.

The incident started when two northbound vehicles collided, sending one of them onto the sidewalk -- where it struck the victims.

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Two people in the car that was struck, sending it out of control, were transported to a local hospital as a precautionary measure. The driver of the other vehicle was uninjured.