a surveillance camera outside and the screen inside so you can see what's happening on the street and the cantor who was leading the prayer he had for some reason when he turned like sort of around he had a perfect view of the screen so he saw what was happening on the street so he saw that there was an armed man outside in full gear i didn't see the screen so actually it was like really thanks to the cantor who had an impressive and amazing reaction who immediately understood the situation the 1000000 or so it was happening looked at the screen turn around and told everyone to like leave the room go to the back room and then actually go upstairs and get down on the floor stay away from the windows it's like you know you switch into that kind of mode where you're not really thinking about what exactly is happening but more like what needs to be done and what needs to be done is like to get people into a safe room and then sort of like make sure the world. a harrowing account there what it was like inside the synagogue and hala when it was being attacked our