The shooting happened on August 3 just before 6:15 a.m. in the 4800-block of South Bishop Street.
The Civilian Office of Police Accountability said the officer was pulling into a garage when three men get out of a separate car.
The video shows as three men start shooting toward a garage in an alley.
Investigators say the officer fired back.
The officer was not shot but suffered a minor injury after being hit by broken glass.
The people who shot at the officer took off in a white-colored sedan.
CPD and the Civilian Office of Police Accountability is investigating.
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