here now, gary mccarthy come this former of the chicago police department. and a professor at st. at john hopkins, excuse me. you listen to the debate and discussion that is going on. gary, let me start with you. do you think these policies are going to make the job of police officers across the country easier? >> absolutely. unfortunately, there was a lot of political knee-jerk reaction that happened in the last administration at much of it really to the detriment of law enforcement. i can tell you this, just like chuck said, those bearcats, we use them and chicago. two years ago, when we had an active shooter situation, i had a captain who was shot in the head and the shoulder. fortunately, he survived. i also had a detective who was shot in the leg. an active scene with a hot zone. we used those armored vehicles to remove people from inside the hot zone. having said that, we all looked at what happened in ferguson and certainly, i was a very vocal critic of the way it was handled. you don't put s.w.a.t. officers on the front line at a protest. you don't put an officer on top of