he had a profile where he was threatening. 23 police calls to his house, a dcf file that was extensive, an expulsion. fighting. and not the least of all, the purchase of the murder weapon and the purchase of other firearms. of course, we don't have a national data list for the purchase of guns. that's a flash point. as i like to say, catching this guy in advance was a key stroke away. and to your observation, it is a google, amazon, facebook type world in which we live. and i have to believe if there were a better cross tabulation, it could have been averted. >> we'll watch you tomorrow morning 9:00 a.m. herein here on cnn. thank you so much for your time. >> thank you. >> i always appreciate talking to you. coming up next on cnn, we'll hear the voice of this florida shooter in these chilling 911 calls that were just released and the reason why we're playing