people another ten friends and relatives. you see where we're going. no up to 15 million people which is two degrees of separation from gun violence in schools. and that number sky rockets when you start adding in teachers, administrators and other people who have been touched by other forms of gun violence. we're reaching the point where soon everyone will be less than six degrees separated from some sort of personal connection with gun violence. arguably we may already be there. and if you are the nra and worried about protecting your political turf, the contact hypothesis may be very concerning to you. we'll be right back. stay with me, mr. parker. when a critical patient is far from the hospital, the hospital must come to the patient. stay with me, mr. parker. the at&t network is helping first responders connect with medical teams in near real time... stay with me, mr. parker. ...saving time when it matters most. stay with me, mrs. parker.