we have pat broznin, be former l.a. law enforcement detective who will join us now. nypd, sorry. >> oh, my, pat, here we are again talking about something so tragic in a place you would never expect it. except now we do expect it. >> unfortunately with alarming frequency is the fact these active shooters, these individuals often for no rhyme or reason to a pragmatic person that can understand will engage in this senseless violence. i've been following the case. it's not 100% clear if one of the three is the shooter himself, but the reality is is that malls today in light of the horror shows that unfolded, the training of the security personnel is at a significantly higher level, higher caliber than ever before. the reason i have to be familiar with it, my group, we consult with malls and power plants on active shooter policy and protocols. we provide the consultant and training measure of it. this is something where unfortunately it's kind of an expanding line of business. it's horrific, but a necessary evil because of what it is. >> let me ask you a specific question