3 People Arrested In Shooting That Killed Officer Ella French; Mayor Lightfoot Declares Day Of Mourning
3 People Arrested In Shooting That Killed Officer Ella French; Mayor Lightfoot Declares Day Of Mourning

Mayor Lori Lightfoot declared a day of mourning Sunday as police held and questioned three suspects in a shooting on the cusp of West Englewood and Chicago Lawn that left one Chicago police officer dead and another critically wounded.

CBS 2's Steven Graves reports.