NEW YORK, NY - SEPTEMBER 10: A woman carries a poster with names of firefighters who died during the September 11 terror attacks on September 10, 2011 in New York City. New York City and the nation are preparing for the tenth anniversary of the terrorist attacks on lower Manhattan which resulted in the deaths of 2,753 people in the attacks on the World Trade Center. Justin Sullivan/Getty Images/AFP
Firefighters carry a banner with the number 343, the number of firefighters killed on 9/11, in St. Patrick's Cathedral during a ceremony to honor New York firefighters that were killed in the 9/11 attacks on the World Trade Center, in New York September 10, 2011. REUTERS/Seth Wenig/Pool