gunman to put down the weapon. i was him the whole time. i had a teacher come in and cafeteria manager. so i walked him through it and talked him and told him it was okay, we all have situations in our lives and i went through a tragedy myself. but i recovered from it, so it was going to be okay. if i could recover from it and open up a business, he could, too. after the gunman surrendered these pictures aired live. children being led out of the school and police was scared a vehicle outside the school could have explosives. we had to move the kids from the rear of the school and find an escape route, which we had to cut a hole in the fence, take the kids through the back of a house, down a small embankment to an adjoining street. get the kids on the school bus. david mattingly joins me with the latest. what have you learned and why he may have done this? reporter: he s been identified in the last hour,