NEW YORK, NY - SEPTEMBER 11: New York police and firefighters and Port Authority police salute during the singing of the Star Spangled Banner at one of the entrances of 9/11 Memorial Plaza during the... more 
NEW YORK, NY - SEPTEMBER 11: New York police and firefighters and Port Authority police salute during the singing of the Star Spangled Banner at one of the entrances of 9/11 Memorial Plaza 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 on lower Manhattan which resulted in the deaths of 2,753 people after two hijacked planes crashed into the World Trade Center. (Photo by Chip Somodevilla/Getty Images) less 
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Getty Images | Photo By Chip Somodevilla / Getty Images
Sun, Sep 11, 2011 9:18 AM EDT