Americans paying their respects on the anniversary of the September 11 terrorist attacks witnessed a poignant moment as a bald eagle landed on a fire engine involved in a memorial service.
The leader of al Qaida has called on Muslims to wage war against the United States throughout the world.
President Donald Trump is marking 17 years since the worst terrorist attack on US soil by visiting the Pennsylvania field that became a September 11 memorial.
Today marks the 14th anniversary of the terrorist attacks on the World Trade Center in New York.
In pictures: Archive images show how the White House staff reacted in the moments after September 11
THE U.S National archives have released these incredible behind the scenes images taken in the White House in the hours following the terrorist attacks on the World Trade Center on September 11.