FOREST PARK — Hundreds of police officers and other mourners gathered in suburban Forest Park Wednesday to say goodbye to slain Chicago Police Officer Krystal Rivera.
Rivera, 36 of Irving Park, was a single mother to a young daughter and had been with the Police Department for four years prior to being killed on duty, police Supt. Larry Snelling previously said.
On June 5, Rivera was killed by friendly fire from another officer during a foot chase of an armed suspect in the 8200 block of South Drexel Avenue, police said…