One new victim has been identified in each of the last five years due to advancements that have been ongoing since 2001.

The September 11 attacks on the Twin Towers by hijackers loyal to Al-Qaeda killed more than 2,750 people.

Trump said those who try are destined to join a long list of vanquished enemies 'who dared to test our mettle.'

Congress voted overwhelmingly for the law in September, overriding a veto by US President Barack Obama in his final weeks in office.

The pictures depict crushed walls, blazing fires and eviscerated interiors of the seat of the US Dept of Defense.

Women who were in their first trimester during the 9/11 attacks had more than double the probability of premature delivery.

They say that the popular sitcom has emotional roots inspired by the September 11 attacks on World Trade Centre.

She fell ill at a 9/11 memorial ceremony Sunday and her doctor revealed she was diagnosed with pneumonia.

'This is the America that was attacked that September morning. This is the America that we must remain true to,' said Obama.

US committed a series of missteps that indirectly helped foment jihadism, say critics.