“On Friday, Sept. 7 [2001], the State Department issued a worldwide alert warning ‘American citizens may be the target of a terrorist threat from extremist groups with links to [Osama bin Laden’s] al Qaeda organization.’ ”
– David Ruppe, “Who Did It? U.S. Searches for Terror Clues; Analysts See Signs of Osama Bin Laden,” ABC News, Sep. 12, 2001