the screen behind you is something called hunchlab, which is a geographic prediction tool that bringsisk for future violence. so what you are seeing on these little boxes here are areas where the model is recommending that we deploy resources and implement strategies to fight some of the violence it is predicting. and then it is telling us that we should deploy resources, visit businesses, do foot patrol, various tactics. shotspotter just very quickly triangulates possible gunshot events using acoustic sensors that are located throughout the district, and it shows the officer exactly where, accurate to within 25 yards, that gunshot event occurred. and you can actually play the audio of the gunshot event, which we'll do now. so here's an event with nine rounds fired. gunfire. and in this case, you can see the location is actually the back yard of a house, so that's going to be very accurate. so this is the decision support system and this is where everything comes together in one place. it will soon be available in the hands of officers on smartphones. so in this case, we are looking a