There. so that goes good for the school doing that. so she can't find the victims. if they hadn't done those lock down drills, she could have walked in the classroom and killed 30 kids with those weapons. they were all hiding, barricading, locking down and she couldn't get to as many. >> there's conversations about guns and school security in general. the shooter entered through the side door, a glass door. we can bring up those images as well. what do you make of those glass doors on the side of the school and the shooter is able to enter, shoot through, crawl through and was immediately insi...