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Chicago police Cmdr. Paul Bauer was killed on the job on Feb. 13, 2018.
Gallery: Candid and family photos of slain Chicago police Cmdr. Paul Bauer
Charles Rex Arbogast / Associated Press
Chicago police Capt. Paul Bauer, left, takes part in the arrest of a protester outside the Apple store on the Magnificent Mile in Chicago on Feb. 23, 2016. 
