“The head of police in New York has told the BBC that he is worried that al-Qaeda may attack the city on the 10th anniversary of the 9/11 terror attacks.
Commissioner Raymond Kelly said documents in the compound in which Osama Bin Laden was killed revealed plans for attacks marking the event.
He also said police believe that terror groups may be conducting reconnaissance of New York “on a daily basis”. “
Source: BBC News – New York police chief warns of 9/11 threat