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Active Violence

An active violence incident involves an individual actively engaged in killing or attempting to kill people in a confined and populated area. The individual may be armed with a firearm or bladed weapon or may in engage in other violent acts such as driving a vehicle into a crowd. There may or may not be a pattern or method to their selection of victims.

In addition to reading the procedures below, you are encouraged to watch this video that presents information on how to respond to an active shooter situation. Note: The following video contains violent content to educate and prepare someone to deal with an active aggressor.  Viewer discretion is advised.

Before an incident occurs

Discuss with colleagues the plan you would enact in an incident (exits, sheltering in place, securing doors, assembly points, etc.) The phrase Run, Hide, Fight ® is a registered trademark of the City of Houston. Training concept is used by special permission.

When an incident occurs




What should I tell the 911 operator when calling or texting?

Text to 911 is an option in both Chicago and the City of Evanston. Simply place “911” in the to line from your mobile phone and enter the details into the message field.

What should I expect when police officers arrive?

Training for your group

Every residence hall, student organization, division and department at Northwestern is encouraged to receive training on active violence response. Please contact to schedule training.