The free program is called Nixle. It is free, and easy to sign up for. All you do is text your zip code to 888777. Kincaid says tools like Nixle could help in the situation of an active shooter, alerting everyone to leave, or stay away from the area.
https://www.nixle.com/wp-content/uploads/2016/04/Fox-2-detroit-blog.png 180 180 Nixle http://www.nixle.com/wp-content/uploads/2016/10/headerlogonew-01-300x138.png Nixle2015-12-04 15:13:102016-07-13 18:09:20Detroit Rolls Out Emergency System in Wake of California Shootings