The search is on for three men who tied up a Harrison Township gas station clerk early Monday morning during a robbery.

Macomb County Sheriff Anthony Wickersham said the men walked into a Speedway on Jefferson Avenue just after 1 a.m., hit the clerk on the head, tied him up and threatened to shoot him.

The robbers got away with several cartons of cigarettes and an undisclosed amount of cash.

Surveillance pictures of the men have been released.

Anyone with information is asked to call the Macomb County Sheriff’s Office at 586-307-9412.

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