CNN10 Special Edition: Remembering 9/11, 25 Years Later

Today, a special extended episode of CNN10: We look back at the September 11, 2001 terror attacks on the 25th anniversary of the day that forever changed history. And— we'll speak with one of the architects behind New York City’s 9/11 Memorial. She details the untold research that helped create a place that holds 3,000 names… and still makes room for their 3,000 individual stories.