20 / 25

1

A New York city firefighter pauses at the firefighters memorial wall that displays the names of victims of Sept. 11 at ground zero on the 10th anniversary of the terrorist attacks in New York, Sunday, September 11, 2011. (AP Photo/The Canadian Press, Sean Kilpatrick)

Memorable moments: Ground Zero memorial ceremony

January 1, 1970

A collection of moments from the 9/11 anniversary memorial ceremony in New York.