Ground Zero memorial ceremony

NEW YORK, NY - SEPTEMBER 11: Family members of the victims of the September 11 terror attacks stand at the perimeter of the 9/11 Memorial South Pool during the tenth anniversary ceremonies of the September 11, 2001 terrorist attacks at the World Trade Center site, September 11, 2011 in New York City. 

 

New York City and the nation are commemorating the tenth anniversary of the terrorist attacks which resulted in the deaths of nearly 3,000 people after two hijacked planes crashed into the World Trade Center, one into the Pentagon in Arlington, Virginia and one crash landed in Shanksville, Pennsylvania.