Chicago Police Department, Illinois
End of Watch: Wednesday, November 11, 1885
Age: 22
Tour of Duty: 11 months
Badge Number: 389
Cause of Death: Gunfire
Date of Incident: November 11, 1885
Weapon Used: Handgun
Suspect Info: committed suicide
Officer Michael O'Brien was shot and killed by a shoemaker at 195 West Adams Street. Officer O'Brien heard gunfire coming from his shop and proceeded inside to investigate. He discovered the distraught shoemaker firing his pistol at the floor. Upon seeing the officer, he placed the gun against the officer's chest and fired killing Officer O'Brien instantly. The shoemaker then shot and killed himself.
Officer Michael O'Brien served the Chicago Police Department for 11 months and was survived by his fiancée.