why have we heard so many different messages, frankly, lies families don t know thank you. i m going to ask my colleagues if they want to comment as well. multiple systemic failures. our report does not look at other comments that have been made to try to compare and contrast and whatsoever. we laid out the basic facts as we were charged with to do. and what i said early on about law enforcement. the officers who knew or should ve known that this was an active shooter situation by their training, experience should have done more. we are very clear on that. not every officer on the scene had that same information and had that same opportunity to comply with their training. one of the things this committee has not done because we re a three-person committee, is to go through and determine which law enforcement personnel knew what, what did they know and when they knew it. in order to do that i think that s going to take many months to go through all of the different video
25 minutes since police first entered the building. more than 12 minutes later we get our first glimpse of chief arradondo in the hallway of robb elementary. you can hear him pleading with the gunman to give up, but seemingly unaware that children may still be inside the classroom. let me know if there s any kids in there or anything? this could be peaceful. would you tell me your name, anything i inside to know, please? reporter: moments later a critical piece of the puzzle from the camera of officer mend o mendoza. you have a child on the line. what was that? it s going to be room 112. he is in a room full of victims at this moment. reporter: and yet even with that information, six minutes go by without any sort of response. then we see arradondo with a set