CHICAGO – Police say a Chicago man is a serial killer. Authorities charged Antonio Reyes with gunning down five people in separate crimes in 2020 on the city’s Southwest Side. Police Superintendent Larry Snelling says the 21-year-old defendant has been in jail since 2021 in connection with a sixth deadly shooting. Authorities say Reyes is also responsible for four attempted murders, including three children between the ages of three and nine.