When a crowded city bus blows up in Brooklyn and a campaign of terror begins to make it's bloody mark on the streets of New York, it's up to FBI special agent Anthony "Hub" Hubbard (Denzel Washington) and U.S. Army General William Devereaux (Bruce Willis) to find out who's responsible and put an end to the destruction. Together, they face explosive danger at every turn when they team up to wage an all-out war against a ruthless band of terrorists.