With 78 homicides, October was the second deadliest month of 2016, and Chicago surpassed 600 homicides for the first time in more than a decade.
The last time Chicago had at least 600 homicides in a single year was 2003.
Homicides and non-fatal shootings have skyrocketed in 2016, with 605 homicides and more than 3,600 shooting victims through the end of October.
In October, there were 78 homicides and 427 shooting victims. Only August had more homicides, when 90 people were slain in Chicago. It was the bloodiest month in the city in 20 years.
The city is on pace for 726 homicides in 2016, a number not seen since the late 1990s.