New Chicago police officers smile after the Chicago Police Department graduation ceremony in the Aon Grand Ballroom at Navy Pier on Nov. 14, 2023. (Eileen T. Meslar/Chicago Tribune) ...

Deputy Chief Rahman S. Muhammed starts off a Chicago Police Department video promoting participation in the 2024 sergeants’ exam, which is May 10. Some white officers are complaining that none ...

An honor guard marches at the start of a Chicago Police Department graduation and promotion ceremony at Navy Pier on Oct. 20, 2021, in Chicago. New officers raise their right hands to take the ...

In choosing Mr. Snelling, a veteran of the Chicago Police Department and an expert in use-of-force tactics who began his career as a patrol officer in 1992, Mr. Johnson is promoting a known leader ...