The crisis boosted Barack Obama, who opened up a large lead over John McCain in national polls . He also vaulted over his rival in vital swing states, such as Florida.

• 危机激励着在全国民调中大幅领先麦凯恩的奥巴马。在至关重要的摇摆州份，如佛罗里达州，奥巴马也处于领先地位。见文章