CHICAGO (CBS) — Police officers have surrounded a home in north suburban Antioch, after a driver fled a traffic stop and rammed a squad car Wednesday morning.

Lake County Sheriff’s Sgt. Christopher Covelli said officers responding to a “solicitor complaint” in the 400 block of Donin Road around 6:30 a.m. tried pull over a vehicle at the scene to speak to a man and woman inside. The officers activated the lights and sirens on their squad car, but the vehicle did not stop, and struck an Antioch police car before speeding away.

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A witness told police he saw someone pointint a rifle out of the passenger window of the suspects’ car, and he heard a gunshot.

Officers did not give chase, but later spotted the car outside a house on the 40500 block of Route 83 in Antioch. Lake County sheriff’s officers and Antioch police surrounded the home, and were trying to contact anyone inside.

Police said the home was divided into several rental units, and several people not involved in the incident were escorted out of the house.

Nearby homes also were evacuated as a precaution.

Some nearby schools also were placed on soft lockdown during the response, but said police told them the situation was under control, and students could be safely dismissed at the end of the day.

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Police remained on the scene at the house early Wednesday afternoon.