CHICAGO (CBS) — An Uber driver was shot in the back early Saturday morning as he dropped off a customer.

Around 1:30 a.m. the driver pulled over in the 2200 block of West 21st Street in the city’s Heart of Chicago neighborhood to let a man out when someone standing in a group on the corner nearby started shooting.

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A bullet grazed the 46-year-old driver’s back, but he refused treatment on the scene.

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Police believe his passenger may have been the intended target.

No one is in custody, and Area Three detectives are investigating.

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Uber released the following statement:

“What police are reporting is terrifying and we are reaching out to the driver to check on his well-being. We stand ready to assist law enforcement with their investigation.”