david eliot lewis, thank you for year service and your this town hall. this is all. >> thank you. thank you, call and mr.llowis. i will answer your question the best i can. without making a judgment on this incident. one of our modes of trin suggest active, taxer training. and i'm going to go through points about our active attack are training. because this is how our officers are trained if they believe that an active attack are event is occurring. an individual had it is when an active attacker from our department training. an active individual is actively engaged in a kimming or attempting to kill people in confined and populated area and aggressively doing so and has unrestricted access to potential additional victims. the term active attacker described in mass casual events persons are attack in i variety of ways. some example include but in the limited to stabbing, shooting and provides explosive devices orri ed or vehicle recommending. active attackers may use a combination of these modalities. main priority for patrol is to stop the threat. and here is how we define stoppi