Al Qaeda Threatens David Letterman On Website

CBS funnyman David Letterman might be watching his back a little closer after a website customarily used by Al Qaeda posted a call to assassinate the late-night host. The SITE Intelligence Group is investigating a forum post on Shumukh-al-Islam that called on Muslims to kill Letterman in retaliation for a joke he made about the death of accused terrorist leader Illyas Kashmiri. MORE