CNNW Anderson Cooper 360 September 10, 2011
news on an if you terror plot down at one of the busiest construction sites on earth. if that's all it were a construction site it would still be remarkable. we all know it is much more than that. along with a new transportation hub and two enormous skyscrapers going up behind me there's also a memorial to the 2,206 people killed here almost ten years ago. ten years later all over manhattan, washington, d.c., there are echoes of that terrible day. police and troops with assault riefls in the train stations, same as it was. checkpoints and road blocks pulling over trucks and vans look...