PONTIAC, Mich. -

The Oakland County Sheriff’s Office has released the surveillance picture of a man who is accused of being involved in a violent robbery in Pontiac.

In a statement, the office said the victim was attacked May 11 near “4 Brothers Bar & Grill” on Saginaw Street.

The man was injured so badly that he may lose sight in his right eye, deputies said.

Investigators are now looking for the man in the surveillance picture.

A cash reward is being offered for information that leads to an arrest.

Anyone with information is asked to contact the Oakland County Sheriff's Office at 248-858-4911 or Crime Stoppers at 1-800-SPEAK-UP.