Bruce Springsteen performs at the 9/11 ceremony

Bruce Springsteen performed his song "I’ll See You in My Dreams" during the 9/11 National Day of Service and Remembrance at the 9/11 Memorial in Lower Manhattan.

The U.S. marks 20 years since 9/11

Twenty years ago, the 11th of September dawned as just a date. By midnight, it was 9/11, the staggering starting point for a new era of terror, war, politics, patriotism and tragedy.

Obama hails the heroes of 9/11

President Barack Obama has lauded the heroes of 9/11 — and of the years since — in a message to mark the 20th anniversary of the terror attacks.

Biden, now president, to mark 9/11 rite amid new terror fear

For the first time, Joe Biden will hold the rank of commander in chief as he marks the anniversary of the nation's worst terror attack. Now, he must shoulder the responsibility borne by previous presidents to prevent future tragedy.

Former New York City Mayor Rudy Giuliani reflects on 9/11

Twenty years ago, Rudy Giuliani was the Mayor of New York City and his leadership in the aftermath of the September 11th attacks earned him the unofficial title of “America’s Mayor.” Now, he reflects on that horrific day and how he was inspired by first responders.

9/11 Victims Compensation Fund: Where does it stand?

As the 20th anniversary of the September 11th terrorist attack approaches, thousands of victims have already received compensation but many more could still be eligible -- and keeping the funds active has been an uphill battle.