http://www.jamestown.org/terrorism/news/article.php?articleid=2369885
Stephen Ulph
"On January 30, al-Qaeda's second-in-command, Egyptian national Ayman al-Zawahiri, reiterated Osama bin Laden's threat to carry out an attack in the United States. Given the controversy that bin Laden's threat stirred on the jihadi forums, it is worth taking a brief look at the ideological angle of the possible forthcoming attacks "
