readers and radiation centers, screeners are constantly looking for things like abandoned packages or suspicious activity and on 9/11, their eyes will be fixed on the world trade center site. these feeds specifically are of the world trade center area. in the world trade center area alone on september 11 we will have 450 camera feeds. you see some of the construction sites, some of the areas near the construction site, you see the 9/11 memorial plaza, over here, and this is all monitored in real time by officers sitting here. and with both president obama and former president bush in attendance, the focus on security of course will not be on the world trade center alone. multiple agencies, seen and unseen, will have a 360-degree view of what authorities are making the safest place to be in the city. the commissioner also tells us that over 600 officers will man the area daily once the world trade center is ultimately built back up.