Firefighters hold a tattered U.S. flag found at the site of the World Trade Center attack at a memorial service at Ground Zero on the fourth anniversary of the attack in New York September 11, 2005. REUTERS/Rick Wilking
Firefighters hold a tattered U.S. flag found at the site of the World Trade Center attack at a memorial service at Ground Zero on the fourth anniversary of the attack in New York September 11, 2005. REUTERS/Rick Wilking
