>> you know, not just myself but every officer who i'm encountering right now is getting the same kind of positive encouragement and support because again, i think this -- we can never underlie the tragedy that befell the city and so many families yesterday. but there is support for law enforcement. >> was there a moment when you realized the threat you were facing had a level of sophistication, that they had some level of training? and just to follow up on that, did they leave anything behind in the way of a manifesto or any notes? >> it was pretty clear when we knew we had an active shooter and when we saw the severity and the amount of carnage upon our initial entry that this was -- that this wasn't just a rogue individual. there was something more. so as far as us finding any kind