it could also be two guys on drugs, so we have to remember that this happens, you know, unfortunately as well. and so we'll just wait, but those are the three buckets that we'll probably hear a lot about in the next half hour. >> james, if there are, in fact, multiple shooters, how would law enforcement on the ground be handling that? >> first of all, i mean, juliette nailed it here. the issue for law enforcement with this essentially moving crisis site is to try to do the calculus in realtime in a vacuum to figure out what the motivations and causes are. as you pointed out, it could be a whole host of things. that obviously is going to have a huge impact on the response. police have to assume that this active shooter or active shooters are looking just to harm as many people as possible, until proven differently. and in this instance, again, we don't know if this is a domestic dispute, if it's workplace violence, if it's a bias crime, if it's an active of terrorism,