“An attack has lasted, on average, about three minutes. It takes 5 to 8 minutes for responders, for police to come in. If you had a teacher who is adept at firearms, they could very well end the attack very quickly,” Trump said at the event, flanked by two teenage girls who survived the school shooting last week in Parkland, Florida. “The good thing about that …. you will have a lot of people that would be armed, that would be ready.” Donald Trump
http://time.com/5169534/donald-trump-arm-teachers-listening-session-school-shooting/