CHICAGO (CBS) — Chicago Police say a postal worker has been charged with driving under the influence of alcohol, which has been confirmed by the Post Office.

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Police say postal worker 40-year-old Thomas Hackney of Hammond crashed his post office vehicle Friday afternoon about 5:30 on Ashland a couple of blocks north of Lake Street.

He was taken to the hospital and treated. Chicago Police say Hackney is charged with misdemeanor DUI.

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The mail carrier’s route is the Wicker Park neighborhood, says Post Office Spokesman Mark Reynolds, who confirmed the misdemeanor DUI charges against Hackney.

“The employee was indeed arrested Friday after an incident involving control of his vehicle. the Postal Service and the Postal Inspection Service are investigating the incident and will determine his immediate employment status pending the results of the investigation.”

Reynolds says that “employment status” could include a range of options, including termination.

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Reynolds says, “We do understand there was a significant amount of alcohol in his bloodstream.”