Offering calm amid the chaos, New Yorkers gather to grieve and reflect at the 9/11 memorial, built on the site where the Twin Towers once stood. Memorial ceremonies nationwide brought communities together to remember the fallen.
Eleven Years Later, the Nation Reflects on the Tragedy of 9/11
People walk through the "Empty Sky" memorial dedicated to the victims of the attack on the World Trade Center at Liberty State Park in Jersey City on Sept. 10, 2012.






