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Hundreds of police officers joined Chicago City Mayor Lori Lightfoot and Superintendent Eddie Johnson at the Aon Grand Ballroom on Navy Pier for the Chicago Police Departments graduation Ceremony for the Recruit Class of 18-7 and 18-8 on July 9, 2019. Manuel Martinez/WBEZ

Hundreds of police officers joined Chicago City Mayor Lori Lightfoot and Superintendent Eddie Johnson at the Aon Grand Ballroom on Navy Pier for the Chicago Police Departments graduation Ceremony for the Recruit Class of 18-7 and 18-8 on July 9, 2019. Manuel Martinez/WBEZ