(CBS) – Bomb squad members were at a Merrionette Park business Wednesday evening after a suspect threw a possible explosive device at the store.

The incident began around 5:30 p.m. at Tobacco City, 115th and Kedzie. A man threw a small device that emitted a beeping sound at the business, police tell CBS Chicago.

Authorities evacuated the area and established a protective perimeter.

The Cook County Sheriff Bomb and Arson Unit were on the scene.

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