White House says 9/11 terror threat not "useless chatter" 09-13 07:13 The White House said on Monday that terror threat around the 9/11 anniversary was not "useless chatter," and U.S. authorities continued to pursue the leads and remain vigilant.

Americans in silent tears, solidarity on 10th anniversary of 9/11 09-12 07:07 Silent tears and choked-back sobs marked the 10th anniversary on Sunday of the 9/11 attacks on the United States.

New York-bound flight lands safely despite security concern 09-12 07:06 A New York-bound American Airlines flight landed safely Sunday at John F. Kennedy International Airport, after a security concern caused two military aircraft to escort the plane till its landing.

Obama visits 9/11 crash site on attack's tenth anniversary 09-12 07:06 U.S. President Barack Obama on Sunday visited the crash site of United Flight 93, one of the passenger planes hijacked by terrorists and crashed in rural areas of Shanksville, Pennsylvania, ten years ago.

World marks 10th anniversary of 9/11 attacks with anti-terror pledge 09-12 07:05 The world on Sunday marked the 10th anniversary of the tragic Sept. 11 terror attacks through various means, vowing to continue to fight terrorism.

Pentagon observes 10th anniversary of 9/11 attacks 09-12 07:04 Both U.S. Vice President Joe Biden and Defense Secretary Leon Panetta on Sunday vowed to pursue relentlessly al-Qaeda until it is dismantled, as they joined others in observing the 10th anniversary of the Sept. 11, 2001 attacks on the country at the Pentagon.

Obama calls for heightened vigilance during 9/11 anniversary 09-11 03:13 U.S. President Barack Obama on Saturday called for "heightened state of vigilance and preparedness" as the country commemorates the tenth anniversary of the Sept. 11 terrorist attacks.

U.S. dedicates new memorial before 10th anniversary of 9/11 terrorist attacks 09-11 05:39 The United States on Saturday dedicated a new national memorial to commemorate the victims of United Airlines Flight 93 who were killed after the plane was hijacked in the 9/11 terrorist attacks ten years ago and crashed into fields of Shanksville, Pennsylvania.