you know, a daughter who was in college, you know, and about to go to law school and just lost my husband after 33 years. and that was the only man that i knew since i was 13 years old. look at me, i told him, i'm still living. >> how about that story? joining me now, chief cedric alexander, dekalb county police. chief, wow. what a day. welcome. >> wow. >> thank goodness. it's a big thank goodness that no one, no kids, no staff, no faculty were hurt in any way possible. i just want to first get to the parents. because they're concerned. even with the security. help me understand how despite security, despite a system being buzzed into the school, this guy with an ak-47 gets in there. >> well, it just tels us across the country we still got work to do. he was able to breach that school uninterrupted. what we believe had occurred, he piggy backed behind a parent who was coming out of the school with a child. >> so he didn't have to buzz himself. >> he didn't have to buzz