Sources: Chicago Police officer dies after being shot in Gage Park
Chicago Police release surveillance video in deadly Chatham shooting
Surveillance video shows off-duty CPD officer shooting, killing man
Man charged with murder in Chicago police officer's shooting death
Procession held for Chicago Police officer who died by suicide
Chicago cop killed, fellow officers gather to honor him
For Chicago police officer killed in line of duty, family and service was everything
Off-duty Chicago police officer shot, killed in Avalon Park
3 killed in Minneapolis shooting, including police officer
More than $80,000 raised for family of Chicago police officer killed in line of duty
Chicago police officer shot and killed
Chicago police officer fatally shot on Southwest Side identified as Andres Vasquez-Lasso
Fifth district police officer death investigation
Hundreds gather for march for fallen Chicago police officers
Areanah Preston shooting: Persons of interest in custody in officer's death
Off-duty Chicago police officer fatally shot on South Side
Suspect faces bond hearing today in shooting death of Chicago police officer
4 charged in killing of Chicago Police Officer Areanah Preston
Witness recalls moment Chicago police officer was shot and killed
Chicago cop killed on the job identified, flags fly at half-mast across city
