that is the primary that they are looking at communications inside this bar to shelter away from where police are moving, the police wanted to make sure they didn t cause any collateral and the active shooter. julie: people hiding in the attic, and on the roof of the bar, people hiding in bathrooms, they can get in touch with their friends inside at the time. a lot of college students, and cal state university at pepperdine university, incredibly difficult when you have a venue, and open space.