When Dave Walker talks about the time he spent at Ground Zero in 2001, he has to pause from time to time -- to clear his throat, try and stop a coughing attack or allow his escalating heartbeat to quiet down a little.
As New York, and the world, prepares to see for the first time what will most certainly be one of the most visited memorial sites in the world -- Michael Arad seems calm, focused, and comfortable with what they'll see.
The former site of the World Trade Center towers cost $508 million to build and it will have the new Freedom Tower, reflecting pools and waterfalls. But one thing the site won't have is a single restroom.
To anyone who has bought into all of these symbols, I have one thing to say. If you want to honor the 9/11 tragedy, forget about symbols and remember real human beings. More death and killing won't help.