US airports had warnings of 9/11
3509
Aviation officials in the US had many warnings that airlines might be hijacked in the months before 11 September.
223166
U.S. officials have been wrestling with how to get airport screeners to think more creatively about detecting possible terrorism threats.
192329
KENNEBUNKPORT, Maine  - More local police and federal security officers will be stationed at U.S. airports amid heightened vigilance following an explosion at a Glasgow airport and car bombs found in London, the White House said on Saturday.
473996
Federal Aviation Administration officials received 52 warnings prior to Sept. 11, 2001, from their own security experts about potential al Qaeda attacks, including some that mentioned airline hijackings or suicide attacks, The New York Times reported.
546008
At 5:30 a.m. on Dec. 29, travelers walking into the American Airlines terminal at Logan International Airport had an unmistakable look on their faces: panic.
545763
Geneva, Dec 16 (UNI) Three years and three months after September 11 terror attacks in the United States, aviation security worldwide remains a confusing mess.
708856
On the day before the third  anniversary of the Sept. 11 attacks on the United States,  insurers for some World Trade Center buildings sued American  Airlines, United Airlines and others, alleging their negligence  allowed the deadly hijackings.
544313
Terrorists may be conducting "dry runs" at U.S. airports to test security before a possible attack, according to a Transportation Security Administration warning to airport screeners.
285387
The US is to tighten airport security in the wake of an incident at Glasgow airport and a bomb alert in London.
630415
In a rare warning to Americans living or travelling in the Nordic and Baltic regions, US embassies in Finland and Latvia said today they had received âthreat informationâ and warned nationals there to be cautious.
204885
World cross country championships in Kenya could be the target of a terror attack, the US warns.
256409
HELSINKI, Finland - US embassies in Finland and Latvia issued a rare warning to Americans in the Nordic and Baltic region to be wary of shopping centers and public transport amid a threat of a possible terror attack Monday.
81030
By LaMotta, Lisa  NEW YORK: US airlines have been sending out reassuring messages to customers and statt since UK authorities arrested several suspected terrorists who were targeting commercial airlines traveling from Britain to the US.
428674
WASHINGTON, Sept 23: Homeland Security official Asa Hutchinson on Thursday said the United States was on heightened alert for terrorist threats, particularly involving aircraft, ahead of the Nov 2 presidential elections.
41495
Images from Ground Zero as the US commemorates five years since the 11 September terror attacks
164850
British security services thwarted planned September 11-style terror attacks on Heathrow Airport and skyscrapers in London&#39;s Canary Wharf financial district, according to two media reports.
398367
U.S. airports and mass transit systems will tighten security in response to apparent terrorist incidents in Britain, the Bush administration said Saturday.