U.S. officials who asked not to be identified said the attack plan was revealed by the contents of documents at the headquarters of Osama communications in Pakistan. document contains a conversation between bin Laden with his henchmen.
"Osama and Al Qaeda operations chief Abd al-Rahman Attiyah was then exchanged views on the idea of an attack," they said in the document is quoted as saying by AFP on Friday (15/07/2011).
When the headquarters of Osama was ambushed on May 2, the United States seized several items of evidence in the form of personal computers, portable computers, and others.
From the evidence that was revealed to be bin Laden's plan of attack against the United States and Western countries.
Besides Osama is also planning to attack several other U.S. cities including Los Angeles.
The attacks targeted trains and airlines.
In addition on September 11 next, will also be launched attacks on U.S. Independence Day celebrations on July 4.