Media outlets recall country's unity after Sept. 11 attacks

Media outlets that often spend hours each day exploring the country's differences paused to mark the 20th anniversary of the Sept. 11 terrorist attacks by recalling almost wistfully the sense of common purpose that united Americans in the aftermath.

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.